Home / 34,129.13-51,193.70-9,505.13

Finding the Fourth Proportional to 34,129.13, 51,193.70 and 9,505.13

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Solution

The fourth proportional to 34,129.13, 51,193.70 and 9,505.13 is: 14,257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,129.13 : 51,193.70 = 9,505.13 : x
  2. Step 2: Convert to fraction form
    34,129.13/51,193.70 = 9,505.13/x
  3. Step 3: Cross multiply
    34,129.13x = 51,193.70 × 9,505.13
  4. Step 4: Simplify right side
    34,129.13x = 486,602,773.68
  5. Step 5: Solve for x
    x = 486,602,773.68/34,129.13
  6. Step 6: Final answer
    x = 14,257.70

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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.