Home / 37,351.52-51,543.26-20,355.71

Finding the Fourth Proportional to 37,351.52, 51,543.26 and 20,355.71

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Solution

The fourth proportional to 37,351.52, 51,543.26 and 20,355.71 is: 28,089.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,351.52 : 51,543.26 = 20,355.71 : x
  2. Step 2: Convert to fraction form
    37,351.52/51,543.26 = 20,355.71/x
  3. Step 3: Cross multiply
    37,351.52x = 51,543.26 × 20,355.71
  4. Step 4: Simplify right side
    37,351.52x = 1,049,199,551.24
  5. Step 5: Solve for x
    x = 1,049,199,551.24/37,351.52
  6. Step 6: Final answer
    x = 28,089.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.