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Finding the Fourth Proportional to 56,854.62, 85,282.13 and 17,411.56

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Solution

The fourth proportional to 56,854.62, 85,282.13 and 17,411.56 is: 26,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,854.62 : 85,282.13 = 17,411.56 : x
  2. Step 2: Convert to fraction form
    56,854.62/85,282.13 = 17,411.56/x
  3. Step 3: Cross multiply
    56,854.62x = 85,282.13 × 17,411.56
  4. Step 4: Simplify right side
    56,854.62x = 1,484,894,923.42
  5. Step 5: Solve for x
    x = 1,484,894,923.42/56,854.62
  6. Step 6: Final answer
    x = 26,117.40

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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.