Home / 37,138.28-55,721.98-16,347.20

Finding the Fourth Proportional to 37,138.28, 55,721.98 and 16,347.20

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Solution

The fourth proportional to 37,138.28, 55,721.98 and 16,347.20 is: 24,527.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,138.28 : 55,721.98 = 16,347.20 : x
  2. Step 2: Convert to fraction form
    37,138.28/55,721.98 = 16,347.20/x
  3. Step 3: Cross multiply
    37,138.28x = 55,721.98 × 16,347.20
  4. Step 4: Simplify right side
    37,138.28x = 910,898,351.46
  5. Step 5: Solve for x
    x = 910,898,351.46/37,138.28
  6. Step 6: Final answer
    x = 24,527.21

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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.