Home / 27,882.10-41,823.15-18,534.70

Finding the Fourth Proportional to 27,882.10, 41,823.15 and 18,534.70

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Solution

The fourth proportional to 27,882.10, 41,823.15 and 18,534.70 is: 27,802.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,882.10 : 41,823.15 = 18,534.70 : x
  2. Step 2: Convert to fraction form
    27,882.10/41,823.15 = 18,534.70/x
  3. Step 3: Cross multiply
    27,882.10x = 41,823.15 × 18,534.70
  4. Step 4: Simplify right side
    27,882.10x = 775,179,538.31
  5. Step 5: Solve for x
    x = 775,179,538.31/27,882.10
  6. Step 6: Final answer
    x = 27,802.05

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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.