Home / 29,848.78-41,180.72-18,506.55

Finding the Fourth Proportional to 29,848.78, 41,180.72 and 18,506.55

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Solution

The fourth proportional to 29,848.78, 41,180.72 and 18,506.55 is: 25,532.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,848.78 : 41,180.72 = 18,506.55 : x
  2. Step 2: Convert to fraction form
    29,848.78/41,180.72 = 18,506.55/x
  3. Step 3: Cross multiply
    29,848.78x = 41,180.72 × 18,506.55
  4. Step 4: Simplify right side
    29,848.78x = 762,113,099.98
  5. Step 5: Solve for x
    x = 762,113,099.98/29,848.78
  6. Step 6: Final answer
    x = 25,532.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.