Home / 45,274.92-67,897.01-15,685.85

Finding the Fourth Proportional to 45,274.92, 67,897.01 and 15,685.85

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Solution

The fourth proportional to 45,274.92, 67,897.01 and 15,685.85 is: 23,523.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,274.92 : 67,897.01 = 15,685.85 : x
  2. Step 2: Convert to fraction form
    45,274.92/67,897.01 = 15,685.85/x
  3. Step 3: Cross multiply
    45,274.92x = 67,897.01 × 15,685.85
  4. Step 4: Simplify right side
    45,274.92x = 1,065,022,479.15
  5. Step 5: Solve for x
    x = 1,065,022,479.15/45,274.92
  6. Step 6: Final answer
    x = 23,523.45

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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.