Home / 19,961.02-29,947.20-10,098.46

Finding the Fourth Proportional to 19,961.02, 29,947.20 and 10,098.46

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Solution

The fourth proportional to 19,961.02, 29,947.20 and 10,098.46 is: 15,150.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.02 : 29,947.20 = 10,098.46 : x
  2. Step 2: Convert to fraction form
    19,961.02/29,947.20 = 10,098.46/x
  3. Step 3: Cross multiply
    19,961.02x = 29,947.20 × 10,098.46
  4. Step 4: Simplify right side
    19,961.02x = 302,420,601.31
  5. Step 5: Solve for x
    x = 302,420,601.31/19,961.02
  6. Step 6: Final answer
    x = 15,150.56

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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.