Home / 23,445.18-32,360.16-15,904.12

Finding the Fourth Proportional to 23,445.18, 32,360.16 and 15,904.12

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Solution

The fourth proportional to 23,445.18, 32,360.16 and 15,904.12 is: 21,951.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,445.18 : 32,360.16 = 15,904.12 : x
  2. Step 2: Convert to fraction form
    23,445.18/32,360.16 = 15,904.12/x
  3. Step 3: Cross multiply
    23,445.18x = 32,360.16 × 15,904.12
  4. Step 4: Simplify right side
    23,445.18x = 514,659,867.86
  5. Step 5: Solve for x
    x = 514,659,867.86/23,445.18
  6. Step 6: Final answer
    x = 21,951.63

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Half scale
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Double scale
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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.