Home / 39,845.08-54,963.24-24,915.16

Finding the Fourth Proportional to 39,845.08, 54,963.24 and 24,915.16

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Solution

The fourth proportional to 39,845.08, 54,963.24 and 24,915.16 is: 34,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,845.08 : 54,963.24 = 24,915.16 : x
  2. Step 2: Convert to fraction form
    39,845.08/54,963.24 = 24,915.16/x
  3. Step 3: Cross multiply
    39,845.08x = 54,963.24 × 24,915.16
  4. Step 4: Simplify right side
    39,845.08x = 1,369,417,918.72
  5. Step 5: Solve for x
    x = 1,369,417,918.72/39,845.08
  6. Step 6: Final answer
    x = 34,368.56

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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.