Home / 41,929.20-62,886.60-15,620.40

Finding the Fourth Proportional to 41,929.20, 62,886.60 and 15,620.40

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Solution

The fourth proportional to 41,929.20, 62,886.60 and 15,620.40 is: 23,427.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,929.20 : 62,886.60 = 15,620.40 : x
  2. Step 2: Convert to fraction form
    41,929.20/62,886.60 = 15,620.40/x
  3. Step 3: Cross multiply
    41,929.20x = 62,886.60 × 15,620.40
  4. Step 4: Simplify right side
    41,929.20x = 982,313,846.64
  5. Step 5: Solve for x
    x = 982,313,846.64/41,929.20
  6. Step 6: Final answer
    x = 23,427.92

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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.