Home / 42,263.44-63,408.53-25,415.85

Finding the Fourth Proportional to 42,263.44, 63,408.53 and 25,415.85

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Solution

The fourth proportional to 42,263.44, 63,408.53 and 25,415.85 is: 38,131.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,263.44 : 63,408.53 = 25,415.85 : x
  2. Step 2: Convert to fraction form
    42,263.44/63,408.53 = 25,415.85/x
  3. Step 3: Cross multiply
    42,263.44x = 63,408.53 × 25,415.85
  4. Step 4: Simplify right side
    42,263.44x = 1,611,581,687.20
  5. Step 5: Solve for x
    x = 1,611,581,687.20/42,263.44
  6. Step 6: Final answer
    x = 38,131.82

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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.