Home / 26,422.93-36,454.55-15,665.59

Finding the Fourth Proportional to 26,422.93, 36,454.55 and 15,665.59

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Solution

The fourth proportional to 26,422.93, 36,454.55 and 15,665.59 is: 21,613.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.93 : 36,454.55 = 15,665.59 : x
  2. Step 2: Convert to fraction form
    26,422.93/36,454.55 = 15,665.59/x
  3. Step 3: Cross multiply
    26,422.93x = 36,454.55 × 15,665.59
  4. Step 4: Simplify right side
    26,422.93x = 571,082,033.93
  5. Step 5: Solve for x
    x = 571,082,033.93/26,422.93
  6. Step 6: Final answer
    x = 21,613.12

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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.