Home / 34,475.78-51,665.82-15,709.95

Finding the Fourth Proportional to 34,475.78, 51,665.82 and 15,709.95

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Solution

The fourth proportional to 34,475.78, 51,665.82 and 15,709.95 is: 23,543.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,475.78 : 51,665.82 = 15,709.95 : x
  2. Step 2: Convert to fraction form
    34,475.78/51,665.82 = 15,709.95/x
  3. Step 3: Cross multiply
    34,475.78x = 51,665.82 × 15,709.95
  4. Step 4: Simplify right side
    34,475.78x = 811,667,448.91
  5. Step 5: Solve for x
    x = 811,667,448.91/34,475.78
  6. Step 6: Final answer
    x = 23,543.12

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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.