Home / 12,448.59-18,672.88-4,552.15

Finding the Fourth Proportional to 12,448.59, 18,672.88 and 4,552.15

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Solution

The fourth proportional to 12,448.59, 18,672.88 and 4,552.15 is: 6,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448.59 : 18,672.88 = 4,552.15 : x
  2. Step 2: Convert to fraction form
    12,448.59/18,672.88 = 4,552.15/x
  3. Step 3: Cross multiply
    12,448.59x = 18,672.88 × 4,552.15
  4. Step 4: Simplify right side
    12,448.59x = 85,001,736.18
  5. Step 5: Solve for x
    x = 85,001,736.18/12,448.59
  6. Step 6: Final answer
    x = 6,828.22

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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.