Home / 18,350.02-25,323.04-9,966.52

Finding the Fourth Proportional to 18,350.02, 25,323.04 and 9,966.52

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Solution

The fourth proportional to 18,350.02, 25,323.04 and 9,966.52 is: 13,753.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.02 : 25,323.04 = 9,966.52 : x
  2. Step 2: Convert to fraction form
    18,350.02/25,323.04 = 9,966.52/x
  3. Step 3: Cross multiply
    18,350.02x = 25,323.04 × 9,966.52
  4. Step 4: Simplify right side
    18,350.02x = 252,382,584.62
  5. Step 5: Solve for x
    x = 252,382,584.62/18,350.02
  6. Step 6: Final answer
    x = 13,753.80

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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.