Home / 48,110.42-72,165.72-18,542.18

Finding the Fourth Proportional to 48,110.42, 72,165.72 and 18,542.18

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Solution

The fourth proportional to 48,110.42, 72,165.72 and 18,542.18 is: 27,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,110.42 : 72,165.72 = 18,542.18 : x
  2. Step 2: Convert to fraction form
    48,110.42/72,165.72 = 18,542.18/x
  3. Step 3: Cross multiply
    48,110.42x = 72,165.72 × 18,542.18
  4. Step 4: Simplify right side
    48,110.42x = 1,338,109,770.07
  5. Step 5: Solve for x
    x = 1,338,109,770.07/48,110.42
  6. Step 6: Final answer
    x = 27,813.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.