Home / 35,333.38-48,759.20-20,225.08

Finding the Fourth Proportional to 35,333.38, 48,759.20 and 20,225.08

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Solution

The fourth proportional to 35,333.38, 48,759.20 and 20,225.08 is: 27,910.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,333.38 : 48,759.20 = 20,225.08 : x
  2. Step 2: Convert to fraction form
    35,333.38/48,759.20 = 20,225.08/x
  3. Step 3: Cross multiply
    35,333.38x = 48,759.20 × 20,225.08
  4. Step 4: Simplify right side
    35,333.38x = 986,158,720.74
  5. Step 5: Solve for x
    x = 986,158,720.74/35,333.38
  6. Step 6: Final answer
    x = 27,910.12

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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.