Home / 15,071.26-22,603.11-7,168.90

Finding the Fourth Proportional to 15,071.26, 22,603.11 and 7,168.90

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Solution

The fourth proportional to 15,071.26, 22,603.11 and 7,168.90 is: 10,751.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,071.26 : 22,603.11 = 7,168.90 : x
  2. Step 2: Convert to fraction form
    15,071.26/22,603.11 = 7,168.90/x
  3. Step 3: Cross multiply
    15,071.26x = 22,603.11 × 7,168.90
  4. Step 4: Simplify right side
    15,071.26x = 162,039,435.28
  5. Step 5: Solve for x
    x = 162,039,435.28/15,071.26
  6. Step 6: Final answer
    x = 10,751.55

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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.