Home / 17,047.71-23,517.54-14,685.75

Finding the Fourth Proportional to 17,047.71, 23,517.54 and 14,685.75

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Solution

The fourth proportional to 17,047.71, 23,517.54 and 14,685.75 is: 20,259.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,047.71 : 23,517.54 = 14,685.75 : x
  2. Step 2: Convert to fraction form
    17,047.71/23,517.54 = 14,685.75/x
  3. Step 3: Cross multiply
    17,047.71x = 23,517.54 × 14,685.75
  4. Step 4: Simplify right side
    17,047.71x = 345,372,713.06
  5. Step 5: Solve for x
    x = 345,372,713.06/17,047.71
  6. Step 6: Final answer
    x = 20,259.19

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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.