Home / 39,960.96-59,923.20-14,981.76

Finding the Fourth Proportional to 39,960.96, 59,923.20 and 14,981.76

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Solution

The fourth proportional to 39,960.96, 59,923.20 and 14,981.76 is: 22,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,960.96 : 59,923.20 = 14,981.76 : x
  2. Step 2: Convert to fraction form
    39,960.96/59,923.20 = 14,981.76/x
  3. Step 3: Cross multiply
    39,960.96x = 59,923.20 × 14,981.76
  4. Step 4: Simplify right side
    39,960.96x = 897,755,000.83
  5. Step 5: Solve for x
    x = 897,755,000.83/39,960.96
  6. Step 6: Final answer
    x = 22,465.80

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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.