Home / 12,264.60-18,375.30-10,061.40

Finding the Fourth Proportional to 12,264.60, 18,375.30 and 10,061.40

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Solution

The fourth proportional to 12,264.60, 18,375.30 and 10,061.40 is: 15,074.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,264.60 : 18,375.30 = 10,061.40 : x
  2. Step 2: Convert to fraction form
    12,264.60/18,375.30 = 10,061.40/x
  3. Step 3: Cross multiply
    12,264.60x = 18,375.30 × 10,061.40
  4. Step 4: Simplify right side
    12,264.60x = 184,881,243.42
  5. Step 5: Solve for x
    x = 184,881,243.42/12,264.60
  6. Step 6: Final answer
    x = 15,074.38

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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.