Home / 26,775.72-36,949.86-15,597

Finding the Fourth Proportional to 26,775.72, 36,949.86 and 15,597

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Solution

The fourth proportional to 26,775.72, 36,949.86 and 15,597 is: 21,523.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,775.72 : 36,949.86 = 15,597 : x
  2. Step 2: Convert to fraction form
    26,775.72/36,949.86 = 15,597/x
  3. Step 3: Cross multiply
    26,775.72x = 36,949.86 × 15,597
  4. Step 4: Simplify right side
    26,775.72x = 576,306,966.42
  5. Step 5: Solve for x
    x = 576,306,966.42/26,775.72
  6. Step 6: Final answer
    x = 21,523.49

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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.