Home / 15,901.02-23,851.56-5,512.78

Finding the Fourth Proportional to 15,901.02, 23,851.56 and 5,512.78

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Solution

The fourth proportional to 15,901.02, 23,851.56 and 5,512.78 is: 8,269.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,901.02 : 23,851.56 = 5,512.78 : x
  2. Step 2: Convert to fraction form
    15,901.02/23,851.56 = 5,512.78/x
  3. Step 3: Cross multiply
    15,901.02x = 23,851.56 × 5,512.78
  4. Step 4: Simplify right side
    15,901.02x = 131,488,402.94
  5. Step 5: Solve for x
    x = 131,488,402.94/15,901.02
  6. Step 6: Final answer
    x = 8,269.18

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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.