Home / 38,982.59-58,470.24-10,905.17

Finding the Fourth Proportional to 38,982.59, 58,470.24 and 10,905.17

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Solution

The fourth proportional to 38,982.59, 58,470.24 and 10,905.17 is: 16,356.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,982.59 : 58,470.24 = 10,905.17 : x
  2. Step 2: Convert to fraction form
    38,982.59/58,470.24 = 10,905.17/x
  3. Step 3: Cross multiply
    38,982.59x = 58,470.24 × 10,905.17
  4. Step 4: Simplify right side
    38,982.59x = 637,627,907.14
  5. Step 5: Solve for x
    x = 637,627,907.14/38,982.59
  6. Step 6: Final answer
    x = 16,356.74

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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.