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Finding the Fourth Proportional to 64,612.86, 96,920.04 and 17,227.68

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Solution

The fourth proportional to 64,612.86, 96,920.04 and 17,227.68 is: 25,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,612.86 : 96,920.04 = 17,227.68 : x
  2. Step 2: Convert to fraction form
    64,612.86/96,920.04 = 17,227.68/x
  3. Step 3: Cross multiply
    64,612.86x = 96,920.04 × 17,227.68
  4. Step 4: Simplify right side
    64,612.86x = 1,669,707,434.71
  5. Step 5: Solve for x
    x = 1,669,707,434.71/64,612.86
  6. Step 6: Final answer
    x = 25,841.72

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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.