Home / 15,480.64-23,234.94-10,470.90

Finding the Fourth Proportional to 15,480.64, 23,234.94 and 10,470.90

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Solution

The fourth proportional to 15,480.64, 23,234.94 and 10,470.90 is: 15,715.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,480.64 : 23,234.94 = 10,470.90 : x
  2. Step 2: Convert to fraction form
    15,480.64/23,234.94 = 10,470.90/x
  3. Step 3: Cross multiply
    15,480.64x = 23,234.94 × 10,470.90
  4. Step 4: Simplify right side
    15,480.64x = 243,290,733.25
  5. Step 5: Solve for x
    x = 243,290,733.25/15,480.64
  6. Step 6: Final answer
    x = 15,715.81

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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.