Home / 15,115.06-22,669.15-5,751.75

Finding the Fourth Proportional to 15,115.06, 22,669.15 and 5,751.75

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Solution

The fourth proportional to 15,115.06, 22,669.15 and 5,751.75 is: 8,626.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115.06 : 22,669.15 = 5,751.75 : x
  2. Step 2: Convert to fraction form
    15,115.06/22,669.15 = 5,751.75/x
  3. Step 3: Cross multiply
    15,115.06x = 22,669.15 × 5,751.75
  4. Step 4: Simplify right side
    15,115.06x = 130,387,283.51
  5. Step 5: Solve for x
    x = 130,387,283.51/15,115.06
  6. Step 6: Final answer
    x = 8,626.32

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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.