Home / 15,916.78-23,842.36-9,322.97

Finding the Fourth Proportional to 15,916.78, 23,842.36 and 9,322.97

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Solution

The fourth proportional to 15,916.78, 23,842.36 and 9,322.97 is: 13,965.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,916.78 : 23,842.36 = 9,322.97 : x
  2. Step 2: Convert to fraction form
    15,916.78/23,842.36 = 9,322.97/x
  3. Step 3: Cross multiply
    15,916.78x = 23,842.36 × 9,322.97
  4. Step 4: Simplify right side
    15,916.78x = 222,281,581.12
  5. Step 5: Solve for x
    x = 222,281,581.12/15,916.78
  6. Step 6: Final answer
    x = 13,965.24

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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.