Home / 28,082.04-42,118.20-10,548.24

Finding the Fourth Proportional to 28,082.04, 42,118.20 and 10,548.24

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Solution

The fourth proportional to 28,082.04, 42,118.20 and 10,548.24 is: 15,820.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082.04 : 42,118.20 = 10,548.24 : x
  2. Step 2: Convert to fraction form
    28,082.04/42,118.20 = 10,548.24/x
  3. Step 3: Cross multiply
    28,082.04x = 42,118.20 × 10,548.24
  4. Step 4: Simplify right side
    28,082.04x = 444,272,881.97
  5. Step 5: Solve for x
    x = 444,272,881.97/28,082.04
  6. Step 6: Final answer
    x = 15,820.53

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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.