Home / 31,482.75-43,445.18-17,335.23

Finding the Fourth Proportional to 31,482.75, 43,445.18 and 17,335.23

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Solution

The fourth proportional to 31,482.75, 43,445.18 and 17,335.23 is: 23,922.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,482.75 : 43,445.18 = 17,335.23 : x
  2. Step 2: Convert to fraction form
    31,482.75/43,445.18 = 17,335.23/x
  3. Step 3: Cross multiply
    31,482.75x = 43,445.18 × 17,335.23
  4. Step 4: Simplify right side
    31,482.75x = 753,132,101.02
  5. Step 5: Solve for x
    x = 753,132,101.02/31,482.75
  6. Step 6: Final answer
    x = 23,922.06

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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.