Home / 34,148.96-51,239.28-14,432.12

Finding the Fourth Proportional to 34,148.96, 51,239.28 and 14,432.12

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Solution

The fourth proportional to 34,148.96, 51,239.28 and 14,432.12 is: 21,654.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,148.96 : 51,239.28 = 14,432.12 : x
  2. Step 2: Convert to fraction form
    34,148.96/51,239.28 = 14,432.12/x
  3. Step 3: Cross multiply
    34,148.96x = 51,239.28 × 14,432.12
  4. Step 4: Simplify right side
    34,148.96x = 739,491,437.67
  5. Step 5: Solve for x
    x = 739,491,437.67/34,148.96
  6. Step 6: Final answer
    x = 21,654.87

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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.