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Finding the Fourth Proportional to 39,689.53, 59,807.39 and 32,823.92

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Solution

The fourth proportional to 39,689.53, 59,807.39 and 32,823.92 is: 49,461.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,689.53 : 59,807.39 = 32,823.92 : x
  2. Step 2: Convert to fraction form
    39,689.53/59,807.39 = 32,823.92/x
  3. Step 3: Cross multiply
    39,689.53x = 59,807.39 × 32,823.92
  4. Step 4: Simplify right side
    39,689.53x = 1,963,112,970.17
  5. Step 5: Solve for x
    x = 1,963,112,970.17/39,689.53
  6. Step 6: Final answer
    x = 49,461.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.