Home / 26,491.98-36,556.83-15,158.88

Finding the Fourth Proportional to 26,491.98, 36,556.83 and 15,158.88

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Solution

The fourth proportional to 26,491.98, 36,556.83 and 15,158.88 is: 20,918.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,491.98 : 36,556.83 = 15,158.88 : x
  2. Step 2: Convert to fraction form
    26,491.98/36,556.83 = 15,158.88/x
  3. Step 3: Cross multiply
    26,491.98x = 36,556.83 × 15,158.88
  4. Step 4: Simplify right side
    26,491.98x = 554,160,599.15
  5. Step 5: Solve for x
    x = 554,160,599.15/26,491.98
  6. Step 6: Final answer
    x = 20,918.05

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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.