Home / 42,625.38-63,893.48-14,535.60

Finding the Fourth Proportional to 42,625.38, 63,893.48 and 14,535.60

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Solution

The fourth proportional to 42,625.38, 63,893.48 and 14,535.60 is: 21,788.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,625.38 : 63,893.48 = 14,535.60 : x
  2. Step 2: Convert to fraction form
    42,625.38/63,893.48 = 14,535.60/x
  3. Step 3: Cross multiply
    42,625.38x = 63,893.48 × 14,535.60
  4. Step 4: Simplify right side
    42,625.38x = 928,730,067.89
  5. Step 5: Solve for x
    x = 928,730,067.89/42,625.38
  6. Step 6: Final answer
    x = 21,788.19

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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.