Home / 15,759.95-23,642.72-5,230.60

Finding the Fourth Proportional to 15,759.95, 23,642.72 and 5,230.60

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Solution

The fourth proportional to 15,759.95, 23,642.72 and 5,230.60 is: 7,846.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,759.95 : 23,642.72 = 5,230.60 : x
  2. Step 2: Convert to fraction form
    15,759.95/23,642.72 = 5,230.60/x
  3. Step 3: Cross multiply
    15,759.95x = 23,642.72 × 5,230.60
  4. Step 4: Simplify right side
    15,759.95x = 123,665,565.20
  5. Step 5: Solve for x
    x = 123,665,565.20/15,759.95
  6. Step 6: Final answer
    x = 7,846.83

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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.