Home / 15,829.68-23,746.08-5,442.24

Finding the Fourth Proportional to 15,829.68, 23,746.08 and 5,442.24

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Solution

The fourth proportional to 15,829.68, 23,746.08 and 5,442.24 is: 8,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,829.68 : 23,746.08 = 5,442.24 : x
  2. Step 2: Convert to fraction form
    15,829.68/23,746.08 = 5,442.24/x
  3. Step 3: Cross multiply
    15,829.68x = 23,746.08 × 5,442.24
  4. Step 4: Simplify right side
    15,829.68x = 129,231,866.42
  5. Step 5: Solve for x
    x = 129,231,866.42/15,829.68
  6. Step 6: Final answer
    x = 8,163.90

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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.