Home / 62,807.21-86,652.50-38,925.17

Finding the Fourth Proportional to 62,807.21, 86,652.50 and 38,925.17

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Solution

The fourth proportional to 62,807.21, 86,652.50 and 38,925.17 is: 53,703.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,807.21 : 86,652.50 = 38,925.17 : x
  2. Step 2: Convert to fraction form
    62,807.21/86,652.50 = 38,925.17/x
  3. Step 3: Cross multiply
    62,807.21x = 86,652.50 × 38,925.17
  4. Step 4: Simplify right side
    62,807.21x = 3,372,963,293.43
  5. Step 5: Solve for x
    x = 3,372,963,293.43/62,807.21
  6. Step 6: Final answer
    x = 53,703.44

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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.