Home / 13,861.48-19,149.08-11,995.24

Finding the Fourth Proportional to 13,861.48, 19,149.08 and 11,995.24

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Solution

The fourth proportional to 13,861.48, 19,149.08 and 11,995.24 is: 16,570.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,861.48 : 19,149.08 = 11,995.24 : x
  2. Step 2: Convert to fraction form
    13,861.48/19,149.08 = 11,995.24/x
  3. Step 3: Cross multiply
    13,861.48x = 19,149.08 × 11,995.24
  4. Step 4: Simplify right side
    13,861.48x = 229,697,810.38
  5. Step 5: Solve for x
    x = 229,697,810.38/13,861.48
  6. Step 6: Final answer
    x = 16,570.94

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.