Home / 45,270.80-67,862.46-15,666.38

Finding the Fourth Proportional to 45,270.80, 67,862.46 and 15,666.38

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Solution

The fourth proportional to 45,270.80, 67,862.46 and 15,666.38 is: 23,484.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,270.80 : 67,862.46 = 15,666.38 : x
  2. Step 2: Convert to fraction form
    45,270.80/67,862.46 = 15,666.38/x
  3. Step 3: Cross multiply
    45,270.80x = 67,862.46 × 15,666.38
  4. Step 4: Simplify right side
    45,270.80x = 1,063,159,086.09
  5. Step 5: Solve for x
    x = 1,063,159,086.09/45,270.80
  6. Step 6: Final answer
    x = 23,484.43

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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.