Home / 15,234.60-22,851.70-4,142.36

Finding the Fourth Proportional to 15,234.60, 22,851.70 and 4,142.36

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Solution

The fourth proportional to 15,234.60, 22,851.70 and 4,142.36 is: 6,213.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234.60 : 22,851.70 = 4,142.36 : x
  2. Step 2: Convert to fraction form
    15,234.60/22,851.70 = 4,142.36/x
  3. Step 3: Cross multiply
    15,234.60x = 22,851.70 × 4,142.36
  4. Step 4: Simplify right side
    15,234.60x = 94,659,968.01
  5. Step 5: Solve for x
    x = 94,659,968.01/15,234.60
  6. Step 6: Final answer
    x = 6,213.49

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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.