Home / 15,175.14-22,765.31-4,644.90

Finding the Fourth Proportional to 15,175.14, 22,765.31 and 4,644.90

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Solution

The fourth proportional to 15,175.14, 22,765.31 and 4,644.90 is: 6,968.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,175.14 : 22,765.31 = 4,644.90 : x
  2. Step 2: Convert to fraction form
    15,175.14/22,765.31 = 4,644.90/x
  3. Step 3: Cross multiply
    15,175.14x = 22,765.31 × 4,644.90
  4. Step 4: Simplify right side
    15,175.14x = 105,742,565.19
  5. Step 5: Solve for x
    x = 105,742,565.19/15,175.14
  6. Step 6: Final answer
    x = 6,968.14

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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.