Home / 17,856.30-26,784.45-14,961.90

Finding the Fourth Proportional to 17,856.30, 26,784.45 and 14,961.90

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Solution

The fourth proportional to 17,856.30, 26,784.45 and 14,961.90 is: 22,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,856.30 : 26,784.45 = 14,961.90 : x
  2. Step 2: Convert to fraction form
    17,856.30/26,784.45 = 14,961.90/x
  3. Step 3: Cross multiply
    17,856.30x = 26,784.45 × 14,961.90
  4. Step 4: Simplify right side
    17,856.30x = 400,746,262.46
  5. Step 5: Solve for x
    x = 400,746,262.46/17,856.30
  6. Step 6: Final answer
    x = 22,442.85

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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.