Home / 15,038.14-22,551.90-5,175.08

Finding the Fourth Proportional to 15,038.14, 22,551.90 and 5,175.08

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Solution

The fourth proportional to 15,038.14, 22,551.90 and 5,175.08 is: 7,760.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,038.14 : 22,551.90 = 5,175.08 : x
  2. Step 2: Convert to fraction form
    15,038.14/22,551.90 = 5,175.08/x
  3. Step 3: Cross multiply
    15,038.14x = 22,551.90 × 5,175.08
  4. Step 4: Simplify right side
    15,038.14x = 116,707,886.65
  5. Step 5: Solve for x
    x = 116,707,886.65/15,038.14
  6. Step 6: Final answer
    x = 7,760.79

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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.