Home / 15,643.26-23,464.62-5,255.01

Finding the Fourth Proportional to 15,643.26, 23,464.62 and 5,255.01

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Solution

The fourth proportional to 15,643.26, 23,464.62 and 5,255.01 is: 7,882.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.26 : 23,464.62 = 5,255.01 : x
  2. Step 2: Convert to fraction form
    15,643.26/23,464.62 = 5,255.01/x
  3. Step 3: Cross multiply
    15,643.26x = 23,464.62 × 5,255.01
  4. Step 4: Simplify right side
    15,643.26x = 123,306,812.75
  5. Step 5: Solve for x
    x = 123,306,812.75/15,643.26
  6. Step 6: Final answer
    x = 7,882.42

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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.