Home / 27,070.36-37,357.92-15,134.20

Finding the Fourth Proportional to 27,070.36, 37,357.92 and 15,134.20

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Solution

The fourth proportional to 27,070.36, 37,357.92 and 15,134.20 is: 20,885.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,070.36 : 37,357.92 = 15,134.20 : x
  2. Step 2: Convert to fraction form
    27,070.36/37,357.92 = 15,134.20/x
  3. Step 3: Cross multiply
    27,070.36x = 37,357.92 × 15,134.20
  4. Step 4: Simplify right side
    27,070.36x = 565,382,232.86
  5. Step 5: Solve for x
    x = 565,382,232.86/27,070.36
  6. Step 6: Final answer
    x = 20,885.66

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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.