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Finding the Fourth Proportional to 58,521.26, 80,737.49 and 38,389.32

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Solution

The fourth proportional to 58,521.26, 80,737.49 and 38,389.32 is: 52,962.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,521.26 : 80,737.49 = 38,389.32 : x
  2. Step 2: Convert to fraction form
    58,521.26/80,737.49 = 38,389.32/x
  3. Step 3: Cross multiply
    58,521.26x = 80,737.49 × 38,389.32
  4. Step 4: Simplify right side
    58,521.26x = 3,099,457,435.58
  5. Step 5: Solve for x
    x = 3,099,457,435.58/58,521.26
  6. Step 6: Final answer
    x = 52,962.93

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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.