Home / 32,290.12-44,557.88-18,140.20

Finding the Fourth Proportional to 32,290.12, 44,557.88 and 18,140.20

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Solution

The fourth proportional to 32,290.12, 44,557.88 and 18,140.20 is: 25,032.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,290.12 : 44,557.88 = 18,140.20 : x
  2. Step 2: Convert to fraction form
    32,290.12/44,557.88 = 18,140.20/x
  3. Step 3: Cross multiply
    32,290.12x = 44,557.88 × 18,140.20
  4. Step 4: Simplify right side
    32,290.12x = 808,288,854.78
  5. Step 5: Solve for x
    x = 808,288,854.78/32,290.12
  6. Step 6: Final answer
    x = 25,032.08

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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.