Home / 38,724.41-58,088.78-11,020.25

Finding the Fourth Proportional to 38,724.41, 58,088.78 and 11,020.25

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Solution

The fourth proportional to 38,724.41, 58,088.78 and 11,020.25 is: 16,530.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,724.41 : 58,088.78 = 11,020.25 : x
  2. Step 2: Convert to fraction form
    38,724.41/58,088.78 = 11,020.25/x
  3. Step 3: Cross multiply
    38,724.41x = 58,088.78 × 11,020.25
  4. Step 4: Simplify right side
    38,724.41x = 640,152,877.80
  5. Step 5: Solve for x
    x = 640,152,877.80/38,724.41
  6. Step 6: Final answer
    x = 16,530.99

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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.