Home / 27,488.30-37,937.41-15,393.38

Finding the Fourth Proportional to 27,488.30, 37,937.41 and 15,393.38

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Solution

The fourth proportional to 27,488.30, 37,937.41 and 15,393.38 is: 21,244.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,488.30 : 37,937.41 = 15,393.38 : x
  2. Step 2: Convert to fraction form
    27,488.30/37,937.41 = 15,393.38/x
  3. Step 3: Cross multiply
    27,488.30x = 37,937.41 × 15,393.38
  4. Step 4: Simplify right side
    27,488.30x = 583,985,146.86
  5. Step 5: Solve for x
    x = 583,985,146.86/27,488.30
  6. Step 6: Final answer
    x = 21,244.87

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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.