Home / 23,023.48-31,774.25-12,951.32

Finding the Fourth Proportional to 23,023.48, 31,774.25 and 12,951.32

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Solution

The fourth proportional to 23,023.48, 31,774.25 and 12,951.32 is: 17,873.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,023.48 : 31,774.25 = 12,951.32 : x
  2. Step 2: Convert to fraction form
    23,023.48/31,774.25 = 12,951.32/x
  3. Step 3: Cross multiply
    23,023.48x = 31,774.25 × 12,951.32
  4. Step 4: Simplify right side
    23,023.48x = 411,518,387.18
  5. Step 5: Solve for x
    x = 411,518,387.18/23,023.48
  6. Step 6: Final answer
    x = 17,873.86

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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.