Home / 56,520.27-84,645.68-31,498.29

Finding the Fourth Proportional to 56,520.27, 84,645.68 and 31,498.29

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Solution

The fourth proportional to 56,520.27, 84,645.68 and 31,498.29 is: 47,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,520.27 : 84,645.68 = 31,498.29 : x
  2. Step 2: Convert to fraction form
    56,520.27/84,645.68 = 31,498.29/x
  3. Step 3: Cross multiply
    56,520.27x = 84,645.68 × 31,498.29
  4. Step 4: Simplify right side
    56,520.27x = 2,666,194,018.40
  5. Step 5: Solve for x
    x = 2,666,194,018.40/56,520.27
  6. Step 6: Final answer
    x = 47,172.35

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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.