Home / 15,552.75-23,329.20-5,164.50

Finding the Fourth Proportional to 15,552.75, 23,329.20 and 5,164.50

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Solution

The fourth proportional to 15,552.75, 23,329.20 and 5,164.50 is: 7,746.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552.75 : 23,329.20 = 5,164.50 : x
  2. Step 2: Convert to fraction form
    15,552.75/23,329.20 = 5,164.50/x
  3. Step 3: Cross multiply
    15,552.75x = 23,329.20 × 5,164.50
  4. Step 4: Simplify right side
    15,552.75x = 120,483,653.40
  5. Step 5: Solve for x
    x = 120,483,653.40/15,552.75
  6. Step 6: Final answer
    x = 7,746.77

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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.