Home / 14,882.20-22,287.30-7,941.40

Finding the Fourth Proportional to 14,882.20, 22,287.30 and 7,941.40

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Solution

The fourth proportional to 14,882.20, 22,287.30 and 7,941.40 is: 11,892.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,882.20 : 22,287.30 = 7,941.40 : x
  2. Step 2: Convert to fraction form
    14,882.20/22,287.30 = 7,941.40/x
  3. Step 3: Cross multiply
    14,882.20x = 22,287.30 × 7,941.40
  4. Step 4: Simplify right side
    14,882.20x = 176,992,364.22
  5. Step 5: Solve for x
    x = 176,992,364.22/14,882.20
  6. Step 6: Final answer
    x = 11,892.89

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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.