Home / 27,064.91-37,349.46-15,128.24

Finding the Fourth Proportional to 27,064.91, 37,349.46 and 15,128.24

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Solution

The fourth proportional to 27,064.91, 37,349.46 and 15,128.24 is: 20,876.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,064.91 : 37,349.46 = 15,128.24 : x
  2. Step 2: Convert to fraction form
    27,064.91/37,349.46 = 15,128.24/x
  3. Step 3: Cross multiply
    27,064.91x = 37,349.46 × 15,128.24
  4. Step 4: Simplify right side
    27,064.91x = 565,031,408.00
  5. Step 5: Solve for x
    x = 565,031,408.00/27,064.91
  6. Step 6: Final answer
    x = 20,876.90

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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.