Home / 45,245.10-62,438.28-26,385.87

Finding the Fourth Proportional to 45,245.10, 62,438.28 and 26,385.87

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Solution

The fourth proportional to 45,245.10, 62,438.28 and 26,385.87 is: 36,412.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,245.10 : 62,438.28 = 26,385.87 : x
  2. Step 2: Convert to fraction form
    45,245.10/62,438.28 = 26,385.87/x
  3. Step 3: Cross multiply
    45,245.10x = 62,438.28 × 26,385.87
  4. Step 4: Simplify right side
    45,245.10x = 1,647,488,339.10
  5. Step 5: Solve for x
    x = 1,647,488,339.10/45,245.10
  6. Step 6: Final answer
    x = 36,412.53

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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.