Home / 42,221.12-63,300.96-27,444.80

Finding the Fourth Proportional to 42,221.12, 63,300.96 and 27,444.80

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Solution

The fourth proportional to 42,221.12, 63,300.96 and 27,444.80 is: 41,147.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,221.12 : 63,300.96 = 27,444.80 : x
  2. Step 2: Convert to fraction form
    42,221.12/63,300.96 = 27,444.80/x
  3. Step 3: Cross multiply
    42,221.12x = 63,300.96 × 27,444.80
  4. Step 4: Simplify right side
    42,221.12x = 1,737,282,187.01
  5. Step 5: Solve for x
    x = 1,737,282,187.01/42,221.12
  6. Step 6: Final answer
    x = 41,147.23

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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.