Home / 15,615.87-23,423.85-5,750.88

Finding the Fourth Proportional to 15,615.87, 23,423.85 and 5,750.88

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Solution

The fourth proportional to 15,615.87, 23,423.85 and 5,750.88 is: 8,626.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,615.87 : 23,423.85 = 5,750.88 : x
  2. Step 2: Convert to fraction form
    15,615.87/23,423.85 = 5,750.88/x
  3. Step 3: Cross multiply
    15,615.87x = 23,423.85 × 5,750.88
  4. Step 4: Simplify right side
    15,615.87x = 134,707,750.49
  5. Step 5: Solve for x
    x = 134,707,750.49/15,615.87
  6. Step 6: Final answer
    x = 8,626.34

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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.