Home / 31,795.12-43,875.70-17,454.60

Finding the Fourth Proportional to 31,795.12, 43,875.70 and 17,454.60

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Solution

The fourth proportional to 31,795.12, 43,875.70 and 17,454.60 is: 24,086.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,795.12 : 43,875.70 = 17,454.60 : x
  2. Step 2: Convert to fraction form
    31,795.12/43,875.70 = 17,454.60/x
  3. Step 3: Cross multiply
    31,795.12x = 43,875.70 × 17,454.60
  4. Step 4: Simplify right side
    31,795.12x = 765,832,793.22
  5. Step 5: Solve for x
    x = 765,832,793.22/31,795.12
  6. Step 6: Final answer
    x = 24,086.49

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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.