Home / 23,442.08-32,350.12-12,831.66

Finding the Fourth Proportional to 23,442.08, 32,350.12 and 12,831.66

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Solution

The fourth proportional to 23,442.08, 32,350.12 and 12,831.66 is: 17,707.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,442.08 : 32,350.12 = 12,831.66 : x
  2. Step 2: Convert to fraction form
    23,442.08/32,350.12 = 12,831.66/x
  3. Step 3: Cross multiply
    23,442.08x = 32,350.12 × 12,831.66
  4. Step 4: Simplify right side
    23,442.08x = 415,105,708.72
  5. Step 5: Solve for x
    x = 415,105,708.72/23,442.08
  6. Step 6: Final answer
    x = 17,707.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.