Home / 31,630.19-43,649.19-17,482.73

Finding the Fourth Proportional to 31,630.19, 43,649.19 and 17,482.73

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Solution

The fourth proportional to 31,630.19, 43,649.19 and 17,482.73 is: 24,125.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,630.19 : 43,649.19 = 17,482.73 : x
  2. Step 2: Convert to fraction form
    31,630.19/43,649.19 = 17,482.73/x
  3. Step 3: Cross multiply
    31,630.19x = 43,649.19 × 17,482.73
  4. Step 4: Simplify right side
    31,630.19x = 763,106,785.24
  5. Step 5: Solve for x
    x = 763,106,785.24/31,630.19
  6. Step 6: Final answer
    x = 24,125.90

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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.