Home / 15,280.13-22,923.78-4,749.61

Finding the Fourth Proportional to 15,280.13, 22,923.78 and 4,749.61

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Solution

The fourth proportional to 15,280.13, 22,923.78 and 4,749.61 is: 7,125.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,280.13 : 22,923.78 = 4,749.61 : x
  2. Step 2: Convert to fraction form
    15,280.13/22,923.78 = 4,749.61/x
  3. Step 3: Cross multiply
    15,280.13x = 22,923.78 × 4,749.61
  4. Step 4: Simplify right side
    15,280.13x = 108,878,876.36
  5. Step 5: Solve for x
    x = 108,878,876.36/15,280.13
  6. Step 6: Final answer
    x = 7,125.52

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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.