Home / 56,837.76-85,246.32-15,275.04

Finding the Fourth Proportional to 56,837.76, 85,246.32 and 15,275.04

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Solution

The fourth proportional to 56,837.76, 85,246.32 and 15,275.04 is: 22,909.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,837.76 : 85,246.32 = 15,275.04 : x
  2. Step 2: Convert to fraction form
    56,837.76/85,246.32 = 15,275.04/x
  3. Step 3: Cross multiply
    56,837.76x = 85,246.32 × 15,275.04
  4. Step 4: Simplify right side
    56,837.76x = 1,302,140,947.85
  5. Step 5: Solve for x
    x = 1,302,140,947.85/56,837.76
  6. Step 6: Final answer
    x = 22,909.79

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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.