Home / 40,315.38-60,500.88-14,020.08

Finding the Fourth Proportional to 40,315.38, 60,500.88 and 14,020.08

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Solution

The fourth proportional to 40,315.38, 60,500.88 and 14,020.08 is: 21,039.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,315.38 : 60,500.88 = 14,020.08 : x
  2. Step 2: Convert to fraction form
    40,315.38/60,500.88 = 14,020.08/x
  3. Step 3: Cross multiply
    40,315.38x = 60,500.88 × 14,020.08
  4. Step 4: Simplify right side
    40,315.38x = 848,227,177.67
  5. Step 5: Solve for x
    x = 848,227,177.67/40,315.38
  6. Step 6: Final answer
    x = 21,039.79

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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.