Home / 40,577.38-60,868.82-12,495.70

Finding the Fourth Proportional to 40,577.38, 60,868.82 and 12,495.70

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Solution

The fourth proportional to 40,577.38, 60,868.82 and 12,495.70 is: 18,744.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,577.38 : 60,868.82 = 12,495.70 : x
  2. Step 2: Convert to fraction form
    40,577.38/60,868.82 = 12,495.70/x
  3. Step 3: Cross multiply
    40,577.38x = 60,868.82 × 12,495.70
  4. Step 4: Simplify right side
    40,577.38x = 760,598,514.07
  5. Step 5: Solve for x
    x = 760,598,514.07/40,577.38
  6. Step 6: Final answer
    x = 18,744.40

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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.