Home / 39,882.18-59,800.95-18,512.10

Finding the Fourth Proportional to 39,882.18, 59,800.95 and 18,512.10

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Solution

The fourth proportional to 39,882.18, 59,800.95 and 18,512.10 is: 27,757.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,882.18 : 59,800.95 = 18,512.10 : x
  2. Step 2: Convert to fraction form
    39,882.18/59,800.95 = 18,512.10/x
  3. Step 3: Cross multiply
    39,882.18x = 59,800.95 × 18,512.10
  4. Step 4: Simplify right side
    39,882.18x = 1,107,041,166.50
  5. Step 5: Solve for x
    x = 1,107,041,166.50/39,882.18
  6. Step 6: Final answer
    x = 27,757.79

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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.