Home / 19,517.96-26,934.93-10,904.15

Finding the Fourth Proportional to 19,517.96, 26,934.93 and 10,904.15

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Solution

The fourth proportional to 19,517.96, 26,934.93 and 10,904.15 is: 15,047.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517.96 : 26,934.93 = 10,904.15 : x
  2. Step 2: Convert to fraction form
    19,517.96/26,934.93 = 10,904.15/x
  3. Step 3: Cross multiply
    19,517.96x = 26,934.93 × 10,904.15
  4. Step 4: Simplify right side
    19,517.96x = 293,702,584.30
  5. Step 5: Solve for x
    x = 293,702,584.30/19,517.96
  6. Step 6: Final answer
    x = 15,047.81

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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.