Home / 51,834.56-71,534.08-30,613.92

Finding the Fourth Proportional to 51,834.56, 71,534.08 and 30,613.92

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Solution

The fourth proportional to 51,834.56, 71,534.08 and 30,613.92 is: 42,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,834.56 : 71,534.08 = 30,613.92 : x
  2. Step 2: Convert to fraction form
    51,834.56/71,534.08 = 30,613.92/x
  3. Step 3: Cross multiply
    51,834.56x = 71,534.08 × 30,613.92
  4. Step 4: Simplify right side
    51,834.56x = 2,189,938,602.39
  5. Step 5: Solve for x
    x = 2,189,938,602.39/51,834.56
  6. Step 6: Final answer
    x = 42,248.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.