Home / 45,011.25-62,115.53-25,139.25

Finding the Fourth Proportional to 45,011.25, 62,115.53 and 25,139.25

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Solution

The fourth proportional to 45,011.25, 62,115.53 and 25,139.25 is: 34,692.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,011.25 : 62,115.53 = 25,139.25 : x
  2. Step 2: Convert to fraction form
    45,011.25/62,115.53 = 25,139.25/x
  3. Step 3: Cross multiply
    45,011.25x = 62,115.53 × 25,139.25
  4. Step 4: Simplify right side
    45,011.25x = 1,561,537,711.86
  5. Step 5: Solve for x
    x = 1,561,537,711.86/45,011.25
  6. Step 6: Final answer
    x = 34,692.17

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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.