Home / 27,632.93-38,133.87-15,057.68

Finding the Fourth Proportional to 27,632.93, 38,133.87 and 15,057.68

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Solution

The fourth proportional to 27,632.93, 38,133.87 and 15,057.68 is: 20,779.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,632.93 : 38,133.87 = 15,057.68 : x
  2. Step 2: Convert to fraction form
    27,632.93/38,133.87 = 15,057.68/x
  3. Step 3: Cross multiply
    27,632.93x = 38,133.87 × 15,057.68
  4. Step 4: Simplify right side
    27,632.93x = 574,207,611.62
  5. Step 5: Solve for x
    x = 574,207,611.62/27,632.93
  6. Step 6: Final answer
    x = 20,779.83

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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.