Home / 15,308.43-22,963.17-4,215.09

Finding the Fourth Proportional to 15,308.43, 22,963.17 and 4,215.09

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Solution

The fourth proportional to 15,308.43, 22,963.17 and 4,215.09 is: 6,322.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,308.43 : 22,963.17 = 4,215.09 : x
  2. Step 2: Convert to fraction form
    15,308.43/22,963.17 = 4,215.09/x
  3. Step 3: Cross multiply
    15,308.43x = 22,963.17 × 4,215.09
  4. Step 4: Simplify right side
    15,308.43x = 96,791,828.24
  5. Step 5: Solve for x
    x = 96,791,828.24/15,308.43
  6. Step 6: Final answer
    x = 6,322.78

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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.