Home / 26,515.40-36,589.56-15,184.88

Finding the Fourth Proportional to 26,515.40, 36,589.56 and 15,184.88

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Solution

The fourth proportional to 26,515.40, 36,589.56 and 15,184.88 is: 20,954.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.40 : 36,589.56 = 15,184.88 : x
  2. Step 2: Convert to fraction form
    26,515.40/36,589.56 = 15,184.88/x
  3. Step 3: Cross multiply
    26,515.40x = 36,589.56 × 15,184.88
  4. Step 4: Simplify right side
    26,515.40x = 555,608,077.85
  5. Step 5: Solve for x
    x = 555,608,077.85/26,515.40
  6. Step 6: Final answer
    x = 20,954.17

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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.