Home / 42,348.22-63,499.60-14,258.91

Finding the Fourth Proportional to 42,348.22, 63,499.60 and 14,258.91

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Solution

The fourth proportional to 42,348.22, 63,499.60 and 14,258.91 is: 21,380.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,348.22 : 63,499.60 = 14,258.91 : x
  2. Step 2: Convert to fraction form
    42,348.22/63,499.60 = 14,258.91/x
  3. Step 3: Cross multiply
    42,348.22x = 63,499.60 × 14,258.91
  4. Step 4: Simplify right side
    42,348.22x = 905,435,081.44
  5. Step 5: Solve for x
    x = 905,435,081.44/42,348.22
  6. Step 6: Final answer
    x = 21,380.71

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1.5x scale

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.