Home / 15,510.78-23,266.91-4,418.24

Finding the Fourth Proportional to 15,510.78, 23,266.91 and 4,418.24

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Solution

The fourth proportional to 15,510.78, 23,266.91 and 4,418.24 is: 6,627.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,510.78 : 23,266.91 = 4,418.24 : x
  2. Step 2: Convert to fraction form
    15,510.78/23,266.91 = 4,418.24/x
  3. Step 3: Cross multiply
    15,510.78x = 23,266.91 × 4,418.24
  4. Step 4: Simplify right side
    15,510.78x = 102,798,654.01
  5. Step 5: Solve for x
    x = 102,798,654.01/15,510.78
  6. Step 6: Final answer
    x = 6,627.56

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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.