Home / 30,264.24-41,761.80-28,035.12

Finding the Fourth Proportional to 30,264.24, 41,761.80 and 28,035.12

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Solution

The fourth proportional to 30,264.24, 41,761.80 and 28,035.12 is: 38,685.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,264.24 : 41,761.80 = 28,035.12 : x
  2. Step 2: Convert to fraction form
    30,264.24/41,761.80 = 28,035.12/x
  3. Step 3: Cross multiply
    30,264.24x = 41,761.80 × 28,035.12
  4. Step 4: Simplify right side
    30,264.24x = 1,170,797,074.42
  5. Step 5: Solve for x
    x = 1,170,797,074.42/30,264.24
  6. Step 6: Final answer
    x = 38,685.82

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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.