Home / 27,101.80-37,400.16-15,165.24

Finding the Fourth Proportional to 27,101.80, 37,400.16 and 15,165.24

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Solution

The fourth proportional to 27,101.80, 37,400.16 and 15,165.24 is: 20,927.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,101.80 : 37,400.16 = 15,165.24 : x
  2. Step 2: Convert to fraction form
    27,101.80/37,400.16 = 15,165.24/x
  3. Step 3: Cross multiply
    27,101.80x = 37,400.16 × 15,165.24
  4. Step 4: Simplify right side
    27,101.80x = 567,182,402.44
  5. Step 5: Solve for x
    x = 567,182,402.44/27,101.80
  6. Step 6: Final answer
    x = 20,927.85

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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.