Home / 18,344.17-27,550.28-12,801.34

Finding the Fourth Proportional to 18,344.17, 27,550.28 and 12,801.34

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Solution

The fourth proportional to 18,344.17, 27,550.28 and 12,801.34 is: 19,225.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344.17 : 27,550.28 = 12,801.34 : x
  2. Step 2: Convert to fraction form
    18,344.17/27,550.28 = 12,801.34/x
  3. Step 3: Cross multiply
    18,344.17x = 27,550.28 × 12,801.34
  4. Step 4: Simplify right side
    18,344.17x = 352,680,501.38
  5. Step 5: Solve for x
    x = 352,680,501.38/18,344.17
  6. Step 6: Final answer
    x = 19,225.75

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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.