Home / 18,854.76-26,020.36-10,471.26

Finding the Fourth Proportional to 18,854.76, 26,020.36 and 10,471.26

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Solution

The fourth proportional to 18,854.76, 26,020.36 and 10,471.26 is: 14,450.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854.76 : 26,020.36 = 10,471.26 : x
  2. Step 2: Convert to fraction form
    18,854.76/26,020.36 = 10,471.26/x
  3. Step 3: Cross multiply
    18,854.76x = 26,020.36 × 10,471.26
  4. Step 4: Simplify right side
    18,854.76x = 272,465,954.85
  5. Step 5: Solve for x
    x = 272,465,954.85/18,854.76
  6. Step 6: Final answer
    x = 14,450.78

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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.