Home / 13,333.48-19,993.49-4,445.65

Finding the Fourth Proportional to 13,333.48, 19,993.49 and 4,445.65

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Solution

The fourth proportional to 13,333.48, 19,993.49 and 4,445.65 is: 6,666.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333.48 : 19,993.49 = 4,445.65 : x
  2. Step 2: Convert to fraction form
    13,333.48/19,993.49 = 4,445.65/x
  3. Step 3: Cross multiply
    13,333.48x = 19,993.49 × 4,445.65
  4. Step 4: Simplify right side
    13,333.48x = 88,883,986.61
  5. Step 5: Solve for x
    x = 88,883,986.61/13,333.48
  6. Step 6: Final answer
    x = 6,666.23

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.