Home / 26,147.54-36,086.68-15,537.18

Finding the Fourth Proportional to 26,147.54, 36,086.68 and 15,537.18

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Solution

The fourth proportional to 26,147.54, 36,086.68 and 15,537.18 is: 21,443.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,147.54 : 36,086.68 = 15,537.18 : x
  2. Step 2: Convert to fraction form
    26,147.54/36,086.68 = 15,537.18/x
  3. Step 3: Cross multiply
    26,147.54x = 36,086.68 × 15,537.18
  4. Step 4: Simplify right side
    26,147.54x = 560,685,242.76
  5. Step 5: Solve for x
    x = 560,685,242.76/26,147.54
  6. Step 6: Final answer
    x = 21,443.14

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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.