Home / 27,124.67-37,432.13-15,187.10

Finding the Fourth Proportional to 27,124.67, 37,432.13 and 15,187.10

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Solution

The fourth proportional to 27,124.67, 37,432.13 and 15,187.10 is: 20,958.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,124.67 : 37,432.13 = 15,187.10 : x
  2. Step 2: Convert to fraction form
    27,124.67/37,432.13 = 15,187.10/x
  3. Step 3: Cross multiply
    27,124.67x = 37,432.13 × 15,187.10
  4. Step 4: Simplify right side
    27,124.67x = 568,485,238.43
  5. Step 5: Solve for x
    x = 568,485,238.43/27,124.67
  6. Step 6: Final answer
    x = 20,958.23

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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.