Home / 56,966.49-85,442.24-17,520.30

Finding the Fourth Proportional to 56,966.49, 85,442.24 and 17,520.30

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Solution

The fourth proportional to 56,966.49, 85,442.24 and 17,520.30 is: 26,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,966.49 : 85,442.24 = 17,520.30 : x
  2. Step 2: Convert to fraction form
    56,966.49/85,442.24 = 17,520.30/x
  3. Step 3: Cross multiply
    56,966.49x = 85,442.24 × 17,520.30
  4. Step 4: Simplify right side
    56,966.49x = 1,496,973,721.27
  5. Step 5: Solve for x
    x = 1,496,973,721.27/56,966.49
  6. Step 6: Final answer
    x = 26,278.15

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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.