Home / 18,862.58-26,034.27-10,903.70

Finding the Fourth Proportional to 18,862.58, 26,034.27 and 10,903.70

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Solution

The fourth proportional to 18,862.58, 26,034.27 and 10,903.70 is: 15,049.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,862.58 : 26,034.27 = 10,903.70 : x
  2. Step 2: Convert to fraction form
    18,862.58/26,034.27 = 10,903.70/x
  3. Step 3: Cross multiply
    18,862.58x = 26,034.27 × 10,903.70
  4. Step 4: Simplify right side
    18,862.58x = 283,869,869.80
  5. Step 5: Solve for x
    x = 283,869,869.80/18,862.58
  6. Step 6: Final answer
    x = 15,049.37

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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.