Home / 15,442.04-23,159.42-7,116.86

Finding the Fourth Proportional to 15,442.04, 23,159.42 and 7,116.86

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Solution

The fourth proportional to 15,442.04, 23,159.42 and 7,116.86 is: 10,673.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442.04 : 23,159.42 = 7,116.86 : x
  2. Step 2: Convert to fraction form
    15,442.04/23,159.42 = 7,116.86/x
  3. Step 3: Cross multiply
    15,442.04x = 23,159.42 × 7,116.86
  4. Step 4: Simplify right side
    15,442.04x = 164,822,398.82
  5. Step 5: Solve for x
    x = 164,822,398.82/15,442.04
  6. Step 6: Final answer
    x = 10,673.61

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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.