Home / 18,968.73-26,176.86-10,470.86

Finding the Fourth Proportional to 18,968.73, 26,176.86 and 10,470.86

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Solution

The fourth proportional to 18,968.73, 26,176.86 and 10,470.86 is: 14,449.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,968.73 : 26,176.86 = 10,470.86 : x
  2. Step 2: Convert to fraction form
    18,968.73/26,176.86 = 10,470.86/x
  3. Step 3: Cross multiply
    18,968.73x = 26,176.86 × 10,470.86
  4. Step 4: Simplify right side
    18,968.73x = 274,094,282.11
  5. Step 5: Solve for x
    x = 274,094,282.11/18,968.73
  6. Step 6: Final answer
    x = 14,449.79

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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.