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Finding the Fourth Proportional to 64,260.16, 96,387.84 and 16,874.82

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Solution

The fourth proportional to 64,260.16, 96,387.84 and 16,874.82 is: 25,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,260.16 : 96,387.84 = 16,874.82 : x
  2. Step 2: Convert to fraction form
    64,260.16/96,387.84 = 16,874.82/x
  3. Step 3: Cross multiply
    64,260.16x = 96,387.84 × 16,874.82
  4. Step 4: Simplify right side
    64,260.16x = 1,626,527,365.81
  5. Step 5: Solve for x
    x = 1,626,527,365.81/64,260.16
  6. Step 6: Final answer
    x = 25,311.60

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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.