Home / 15,268.57-22,900.72-4,172.59

Finding the Fourth Proportional to 15,268.57, 22,900.72 and 4,172.59

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Solution

The fourth proportional to 15,268.57, 22,900.72 and 4,172.59 is: 6,258.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268.57 : 22,900.72 = 4,172.59 : x
  2. Step 2: Convert to fraction form
    15,268.57/22,900.72 = 4,172.59/x
  3. Step 3: Cross multiply
    15,268.57x = 22,900.72 × 4,172.59
  4. Step 4: Simplify right side
    15,268.57x = 95,555,315.26
  5. Step 5: Solve for x
    x = 95,555,315.26/15,268.57
  6. Step 6: Final answer
    x = 6,258.30

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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.