Home / 42,041.57-63,051.60-12,452.48

Finding the Fourth Proportional to 42,041.57, 63,051.60 and 12,452.48

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Solution

The fourth proportional to 42,041.57, 63,051.60 and 12,452.48 is: 18,675.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,041.57 : 63,051.60 = 12,452.48 : x
  2. Step 2: Convert to fraction form
    42,041.57/63,051.60 = 12,452.48/x
  3. Step 3: Cross multiply
    42,041.57x = 63,051.60 × 12,452.48
  4. Step 4: Simplify right side
    42,041.57x = 785,148,755.85
  5. Step 5: Solve for x
    x = 785,148,755.85/42,041.57
  6. Step 6: Final answer
    x = 18,675.54

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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.