Home / 15,308.80-22,937.28-14,168.32

Finding the Fourth Proportional to 15,308.80, 22,937.28 and 14,168.32

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Solution

The fourth proportional to 15,308.80, 22,937.28 and 14,168.32 is: 21,228.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,308.80 : 22,937.28 = 14,168.32 : x
  2. Step 2: Convert to fraction form
    15,308.80/22,937.28 = 14,168.32/x
  3. Step 3: Cross multiply
    15,308.80x = 22,937.28 × 14,168.32
  4. Step 4: Simplify right side
    15,308.80x = 324,982,722.97
  5. Step 5: Solve for x
    x = 324,982,722.97/15,308.80
  6. Step 6: Final answer
    x = 21,228.49

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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.