Home / 18,862.66-26,030.46-10,906.84

Finding the Fourth Proportional to 18,862.66, 26,030.46 and 10,906.84

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Solution

The fourth proportional to 18,862.66, 26,030.46 and 10,906.84 is: 15,051.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,862.66 : 26,030.46 = 10,906.84 : x
  2. Step 2: Convert to fraction form
    18,862.66/26,030.46 = 10,906.84/x
  3. Step 3: Cross multiply
    18,862.66x = 26,030.46 × 10,906.84
  4. Step 4: Simplify right side
    18,862.66x = 283,910,062.35
  5. Step 5: Solve for x
    x = 283,910,062.35/18,862.66
  6. Step 6: Final answer
    x = 15,051.43

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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.