Home / 26,422.78-36,479.19-17,477.95

Finding the Fourth Proportional to 26,422.78, 36,479.19 and 17,477.95

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Solution

The fourth proportional to 26,422.78, 36,479.19 and 17,477.95 is: 24,129.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.78 : 36,479.19 = 17,477.95 : x
  2. Step 2: Convert to fraction form
    26,422.78/36,479.19 = 17,477.95/x
  3. Step 3: Cross multiply
    26,422.78x = 36,479.19 × 17,477.95
  4. Step 4: Simplify right side
    26,422.78x = 637,581,458.86
  5. Step 5: Solve for x
    x = 637,581,458.86/26,422.78
  6. Step 6: Final answer
    x = 24,129.99

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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.