Home / 32,274.12-44,542.08-18,126.90

Finding the Fourth Proportional to 32,274.12, 44,542.08 and 18,126.90

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Solution

The fourth proportional to 32,274.12, 44,542.08 and 18,126.90 is: 25,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,274.12 : 44,542.08 = 18,126.90 : x
  2. Step 2: Convert to fraction form
    32,274.12/44,542.08 = 18,126.90/x
  3. Step 3: Cross multiply
    32,274.12x = 44,542.08 × 18,126.90
  4. Step 4: Simplify right side
    32,274.12x = 807,409,829.95
  5. Step 5: Solve for x
    x = 807,409,829.95/32,274.12
  6. Step 6: Final answer
    x = 25,017.25

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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.