Home / 18,132.02-25,022.49-10,176.02

Finding the Fourth Proportional to 18,132.02, 25,022.49 and 10,176.02

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Solution

The fourth proportional to 18,132.02, 25,022.49 and 10,176.02 is: 14,043.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132.02 : 25,022.49 = 10,176.02 : x
  2. Step 2: Convert to fraction form
    18,132.02/25,022.49 = 10,176.02/x
  3. Step 3: Cross multiply
    18,132.02x = 25,022.49 × 10,176.02
  4. Step 4: Simplify right side
    18,132.02x = 254,629,358.69
  5. Step 5: Solve for x
    x = 254,629,358.69/18,132.02
  6. Step 6: Final answer
    x = 14,043.08

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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.