Home / 12,448.17-18,675.39-10,230.59

Finding the Fourth Proportional to 12,448.17, 18,675.39 and 10,230.59

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Solution

The fourth proportional to 12,448.17, 18,675.39 and 10,230.59 is: 15,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448.17 : 18,675.39 = 10,230.59 : x
  2. Step 2: Convert to fraction form
    12,448.17/18,675.39 = 10,230.59/x
  3. Step 3: Cross multiply
    12,448.17x = 18,675.39 × 10,230.59
  4. Step 4: Simplify right side
    12,448.17x = 191,060,164.80
  5. Step 5: Solve for x
    x = 191,060,164.80/12,448.17
  6. Step 6: Final answer
    x = 15,348.45

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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.