Home / 26,335.72-36,367.55-16,920.69

Finding the Fourth Proportional to 26,335.72, 36,367.55 and 16,920.69

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Solution

The fourth proportional to 26,335.72, 36,367.55 and 16,920.69 is: 23,366.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,335.72 : 36,367.55 = 16,920.69 : x
  2. Step 2: Convert to fraction form
    26,335.72/36,367.55 = 16,920.69/x
  3. Step 3: Cross multiply
    26,335.72x = 36,367.55 × 16,920.69
  4. Step 4: Simplify right side
    26,335.72x = 615,364,039.61
  5. Step 5: Solve for x
    x = 615,364,039.61/26,335.72
  6. Step 6: Final answer
    x = 23,366.14

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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.