Home / 15,271.26-22,905.45-4,880.22

Finding the Fourth Proportional to 15,271.26, 22,905.45 and 4,880.22

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Solution

The fourth proportional to 15,271.26, 22,905.45 and 4,880.22 is: 7,319.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,271.26 : 22,905.45 = 4,880.22 : x
  2. Step 2: Convert to fraction form
    15,271.26/22,905.45 = 4,880.22/x
  3. Step 3: Cross multiply
    15,271.26x = 22,905.45 × 4,880.22
  4. Step 4: Simplify right side
    15,271.26x = 111,783,635.20
  5. Step 5: Solve for x
    x = 111,783,635.20/15,271.26
  6. Step 6: Final answer
    x = 7,319.87

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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.