Home / 52,387.43-78,558.26-14,939.16

Finding the Fourth Proportional to 52,387.43, 78,558.26 and 14,939.16

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Solution

The fourth proportional to 52,387.43, 78,558.26 and 14,939.16 is: 22,402.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,387.43 : 78,558.26 = 14,939.16 : x
  2. Step 2: Convert to fraction form
    52,387.43/78,558.26 = 14,939.16/x
  3. Step 3: Cross multiply
    52,387.43x = 78,558.26 × 14,939.16
  4. Step 4: Simplify right side
    52,387.43x = 1,173,594,267.12
  5. Step 5: Solve for x
    x = 1,173,594,267.12/52,387.43
  6. Step 6: Final answer
    x = 22,402.21

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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.