Home / 37,151.10-55,726.65-13,772.70

Finding the Fourth Proportional to 37,151.10, 55,726.65 and 13,772.70

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Solution

The fourth proportional to 37,151.10, 55,726.65 and 13,772.70 is: 20,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,151.10 : 55,726.65 = 13,772.70 : x
  2. Step 2: Convert to fraction form
    37,151.10/55,726.65 = 13,772.70/x
  3. Step 3: Cross multiply
    37,151.10x = 55,726.65 × 13,772.70
  4. Step 4: Simplify right side
    37,151.10x = 767,506,432.46
  5. Step 5: Solve for x
    x = 767,506,432.46/37,151.10
  6. Step 6: Final answer
    x = 20,659.05

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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.