Home / 40,392.68-60,614.28-15,434.86

Finding the Fourth Proportional to 40,392.68, 60,614.28 and 15,434.86

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Solution

The fourth proportional to 40,392.68, 60,614.28 and 15,434.86 is: 23,161.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,392.68 : 60,614.28 = 15,434.86 : x
  2. Step 2: Convert to fraction form
    40,392.68/60,614.28 = 15,434.86/x
  3. Step 3: Cross multiply
    40,392.68x = 60,614.28 × 15,434.86
  4. Step 4: Simplify right side
    40,392.68x = 935,572,925.80
  5. Step 5: Solve for x
    x = 935,572,925.80/40,392.68
  6. Step 6: Final answer
    x = 23,161.94

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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.