Home / 15,461.96-21,348.60-9,501.62

Finding the Fourth Proportional to 15,461.96, 21,348.60 and 9,501.62

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Solution

The fourth proportional to 15,461.96, 21,348.60 and 9,501.62 is: 13,119.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,461.96 : 21,348.60 = 9,501.62 : x
  2. Step 2: Convert to fraction form
    15,461.96/21,348.60 = 9,501.62/x
  3. Step 3: Cross multiply
    15,461.96x = 21,348.60 × 9,501.62
  4. Step 4: Simplify right side
    15,461.96x = 202,846,284.73
  5. Step 5: Solve for x
    x = 202,846,284.73/15,461.96
  6. Step 6: Final answer
    x = 13,119.05

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Double scale
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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.