Home / 23,215.14-34,769.88-18,186.12

Finding the Fourth Proportional to 23,215.14, 34,769.88 and 18,186.12

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Solution

The fourth proportional to 23,215.14, 34,769.88 and 18,186.12 is: 27,237.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,215.14 : 34,769.88 = 18,186.12 : x
  2. Step 2: Convert to fraction form
    23,215.14/34,769.88 = 18,186.12/x
  3. Step 3: Cross multiply
    23,215.14x = 34,769.88 × 18,186.12
  4. Step 4: Simplify right side
    23,215.14x = 632,329,210.07
  5. Step 5: Solve for x
    x = 632,329,210.07/23,215.14
  6. Step 6: Final answer
    x = 27,237.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.