Home / 23,056.60-31,818.17-13,494.75

Finding the Fourth Proportional to 23,056.60, 31,818.17 and 13,494.75

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Solution

The fourth proportional to 23,056.60, 31,818.17 and 13,494.75 is: 18,622.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,056.60 : 31,818.17 = 13,494.75 : x
  2. Step 2: Convert to fraction form
    23,056.60/31,818.17 = 13,494.75/x
  3. Step 3: Cross multiply
    23,056.60x = 31,818.17 × 13,494.75
  4. Step 4: Simplify right side
    23,056.60x = 429,378,267.10
  5. Step 5: Solve for x
    x = 429,378,267.10/23,056.60
  6. Step 6: Final answer
    x = 18,622.79

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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.