Home / 56,024.46-84,033.72-20,961.18

Finding the Fourth Proportional to 56,024.46, 84,033.72 and 20,961.18

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Solution

The fourth proportional to 56,024.46, 84,033.72 and 20,961.18 is: 31,440.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,024.46 : 84,033.72 = 20,961.18 : x
  2. Step 2: Convert to fraction form
    56,024.46/84,033.72 = 20,961.18/x
  3. Step 3: Cross multiply
    56,024.46x = 84,033.72 × 20,961.18
  4. Step 4: Simplify right side
    56,024.46x = 1,761,445,930.99
  5. Step 5: Solve for x
    x = 1,761,445,930.99/56,024.46
  6. Step 6: Final answer
    x = 31,440.66

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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.