Home / 26,335.72-36,367.68-16,920.82

Finding the Fourth Proportional to 26,335.72, 36,367.68 and 16,920.82

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Solution

The fourth proportional to 26,335.72, 36,367.68 and 16,920.82 is: 23,366.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,335.72 : 36,367.68 = 16,920.82 : x
  2. Step 2: Convert to fraction form
    26,335.72/36,367.68 = 16,920.82/x
  3. Step 3: Cross multiply
    26,335.72x = 36,367.68 × 16,920.82
  4. Step 4: Simplify right side
    26,335.72x = 615,370,967.10
  5. Step 5: Solve for x
    x = 615,370,967.10/26,335.72
  6. Step 6: Final answer
    x = 23,366.40

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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.