Home / 36,162.15-54,251.89-15,090.47

Finding the Fourth Proportional to 36,162.15, 54,251.89 and 15,090.47

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Solution

The fourth proportional to 36,162.15, 54,251.89 and 15,090.47 is: 22,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,162.15 : 54,251.89 = 15,090.47 : x
  2. Step 2: Convert to fraction form
    36,162.15/54,251.89 = 15,090.47/x
  3. Step 3: Cross multiply
    36,162.15x = 54,251.89 × 15,090.47
  4. Step 4: Simplify right side
    36,162.15x = 818,686,726.71
  5. Step 5: Solve for x
    x = 818,686,726.71/36,162.15
  6. Step 6: Final answer
    x = 22,639.32

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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.