Home / 28,337.31-42,507.45-9,617.94

Finding the Fourth Proportional to 28,337.31, 42,507.45 and 9,617.94

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Solution

The fourth proportional to 28,337.31, 42,507.45 and 9,617.94 is: 14,427.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,337.31 : 42,507.45 = 9,617.94 : x
  2. Step 2: Convert to fraction form
    28,337.31/42,507.45 = 9,617.94/x
  3. Step 3: Cross multiply
    28,337.31x = 42,507.45 × 9,617.94
  4. Step 4: Simplify right side
    28,337.31x = 408,834,103.65
  5. Step 5: Solve for x
    x = 408,834,103.65/28,337.31
  6. Step 6: Final answer
    x = 14,427.41

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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.