Home / 18,966.96-26,176.14-10,470.60

Finding the Fourth Proportional to 18,966.96, 26,176.14 and 10,470.60

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Solution

The fourth proportional to 18,966.96, 26,176.14 and 10,470.60 is: 14,450.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,966.96 : 26,176.14 = 10,470.60 : x
  2. Step 2: Convert to fraction form
    18,966.96/26,176.14 = 10,470.60/x
  3. Step 3: Cross multiply
    18,966.96x = 26,176.14 × 10,470.60
  4. Step 4: Simplify right side
    18,966.96x = 274,079,891.48
  5. Step 5: Solve for x
    x = 274,079,891.48/18,966.96
  6. Step 6: Final answer
    x = 14,450.39

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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.