Home / 18,434.02-25,448.28-10,882.66

Finding the Fourth Proportional to 18,434.02, 25,448.28 and 10,882.66

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Solution

The fourth proportional to 18,434.02, 25,448.28 and 10,882.66 is: 15,023.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.02 : 25,448.28 = 10,882.66 : x
  2. Step 2: Convert to fraction form
    18,434.02/25,448.28 = 10,882.66/x
  3. Step 3: Cross multiply
    18,434.02x = 25,448.28 × 10,882.66
  4. Step 4: Simplify right side
    18,434.02x = 276,944,978.82
  5. Step 5: Solve for x
    x = 276,944,978.82/18,434.02
  6. Step 6: Final answer
    x = 15,023.58

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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.