Home / 18,188.04-25,097.25-11,471.13

Finding the Fourth Proportional to 18,188.04, 25,097.25 and 11,471.13

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Solution

The fourth proportional to 18,188.04, 25,097.25 and 11,471.13 is: 15,828.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,188.04 : 25,097.25 = 11,471.13 : x
  2. Step 2: Convert to fraction form
    18,188.04/25,097.25 = 11,471.13/x
  3. Step 3: Cross multiply
    18,188.04x = 25,097.25 × 11,471.13
  4. Step 4: Simplify right side
    18,188.04x = 287,893,817.39
  5. Step 5: Solve for x
    x = 287,893,817.39/18,188.04
  6. Step 6: Final answer
    x = 15,828.74

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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.