Home / 25,110.28-37,665.48-8,470.39

Finding the Fourth Proportional to 25,110.28, 37,665.48 and 8,470.39

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Solution

The fourth proportional to 25,110.28, 37,665.48 and 8,470.39 is: 12,705.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,110.28 : 37,665.48 = 8,470.39 : x
  2. Step 2: Convert to fraction form
    25,110.28/37,665.48 = 8,470.39/x
  3. Step 3: Cross multiply
    25,110.28x = 37,665.48 × 8,470.39
  4. Step 4: Simplify right side
    25,110.28x = 319,041,305.14
  5. Step 5: Solve for x
    x = 319,041,305.14/25,110.28
  6. Step 6: Final answer
    x = 12,705.61

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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.