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Finding the Fourth Proportional to 52,339.92, 78,498.08 and 14,899.16

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Solution

The fourth proportional to 52,339.92, 78,498.08 and 14,899.16 is: 22,345.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,339.92 : 78,498.08 = 14,899.16 : x
  2. Step 2: Convert to fraction form
    52,339.92/78,498.08 = 14,899.16/x
  3. Step 3: Cross multiply
    52,339.92x = 78,498.08 × 14,899.16
  4. Step 4: Simplify right side
    52,339.92x = 1,169,555,379.12
  5. Step 5: Solve for x
    x = 1,169,555,379.12/52,339.92
  6. Step 6: Final answer
    x = 22,345.38

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1.5x scale

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.