Home / 34,599.02-47,744.24-20,449.13

Finding the Fourth Proportional to 34,599.02, 47,744.24 and 20,449.13

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Solution

The fourth proportional to 34,599.02, 47,744.24 and 20,449.13 is: 28,218.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,599.02 : 47,744.24 = 20,449.13 : x
  2. Step 2: Convert to fraction form
    34,599.02/47,744.24 = 20,449.13/x
  3. Step 3: Cross multiply
    34,599.02x = 47,744.24 × 20,449.13
  4. Step 4: Simplify right side
    34,599.02x = 976,327,829.54
  5. Step 5: Solve for x
    x = 976,327,829.54/34,599.02
  6. Step 6: Final answer
    x = 28,218.37

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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.