Home / 31,482.50-43,445.85-17,335.04

Finding the Fourth Proportional to 31,482.50, 43,445.85 and 17,335.04

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Solution

The fourth proportional to 31,482.50, 43,445.85 and 17,335.04 is: 23,922.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,482.50 : 43,445.85 = 17,335.04 : x
  2. Step 2: Convert to fraction form
    31,482.50/43,445.85 = 17,335.04/x
  3. Step 3: Cross multiply
    31,482.50x = 43,445.85 × 17,335.04
  4. Step 4: Simplify right side
    31,482.50x = 753,135,547.58
  5. Step 5: Solve for x
    x = 753,135,547.58/31,482.50
  6. Step 6: Final answer
    x = 23,922.36

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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.