Home / 56,354.32-84,615.18-31,443.04

Finding the Fourth Proportional to 56,354.32, 84,615.18 and 31,443.04

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Solution

The fourth proportional to 56,354.32, 84,615.18 and 31,443.04 is: 47,211.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,354.32 : 84,615.18 = 31,443.04 : x
  2. Step 2: Convert to fraction form
    56,354.32/84,615.18 = 31,443.04/x
  3. Step 3: Cross multiply
    56,354.32x = 84,615.18 × 31,443.04
  4. Step 4: Simplify right side
    56,354.32x = 2,660,558,489.35
  5. Step 5: Solve for x
    x = 2,660,558,489.35/56,354.32
  6. Step 6: Final answer
    x = 47,211.26

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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.