Home / 15,746.96-23,621.68-5,216.55

Finding the Fourth Proportional to 15,746.96, 23,621.68 and 5,216.55

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Solution

The fourth proportional to 15,746.96, 23,621.68 and 5,216.55 is: 7,825.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746.96 : 23,621.68 = 5,216.55 : x
  2. Step 2: Convert to fraction form
    15,746.96/23,621.68 = 5,216.55/x
  3. Step 3: Cross multiply
    15,746.96x = 23,621.68 × 5,216.55
  4. Step 4: Simplify right side
    15,746.96x = 123,223,696.27
  5. Step 5: Solve for x
    x = 123,223,696.27/15,746.96
  6. Step 6: Final answer
    x = 7,825.24

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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.