Home / 16,335.91-22,540.57-9,622.63

Finding the Fourth Proportional to 16,335.91, 22,540.57 and 9,622.63

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Solution

The fourth proportional to 16,335.91, 22,540.57 and 9,622.63 is: 13,277.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,335.91 : 22,540.57 = 9,622.63 : x
  2. Step 2: Convert to fraction form
    16,335.91/22,540.57 = 9,622.63/x
  3. Step 3: Cross multiply
    16,335.91x = 22,540.57 × 9,622.63
  4. Step 4: Simplify right side
    16,335.91x = 216,899,565.10
  5. Step 5: Solve for x
    x = 216,899,565.10/16,335.91
  6. Step 6: Final answer
    x = 13,277.47

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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.