Home / 40,444.86-60,686.90-16,428.57

Finding the Fourth Proportional to 40,444.86, 60,686.90 and 16,428.57

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Solution

The fourth proportional to 40,444.86, 60,686.90 and 16,428.57 is: 24,650.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,444.86 : 60,686.90 = 16,428.57 : x
  2. Step 2: Convert to fraction form
    40,444.86/60,686.90 = 16,428.57/x
  3. Step 3: Cross multiply
    40,444.86x = 60,686.90 × 16,428.57
  4. Step 4: Simplify right side
    40,444.86x = 996,998,902.59
  5. Step 5: Solve for x
    x = 996,998,902.59/40,444.86
  6. Step 6: Final answer
    x = 24,650.82

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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.