Home / 15,621.72-23,416.17-5,754.70

Finding the Fourth Proportional to 15,621.72, 23,416.17 and 5,754.70

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Solution

The fourth proportional to 15,621.72, 23,416.17 and 5,754.70 is: 8,626.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,621.72 : 23,416.17 = 5,754.70 : x
  2. Step 2: Convert to fraction form
    15,621.72/23,416.17 = 5,754.70/x
  3. Step 3: Cross multiply
    15,621.72x = 23,416.17 × 5,754.70
  4. Step 4: Simplify right side
    15,621.72x = 134,753,033.50
  5. Step 5: Solve for x
    x = 134,753,033.50/15,621.72
  6. Step 6: Final answer
    x = 8,626.00

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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.