Home / 10,040.92-15,056.70-5,359.66

Finding the Fourth Proportional to 10,040.92, 15,056.70 and 5,359.66

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Solution

The fourth proportional to 10,040.92, 15,056.70 and 5,359.66 is: 8,036.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.92 : 15,056.70 = 5,359.66 : x
  2. Step 2: Convert to fraction form
    10,040.92/15,056.70 = 5,359.66/x
  3. Step 3: Cross multiply
    10,040.92x = 15,056.70 × 5,359.66
  4. Step 4: Simplify right side
    10,040.92x = 80,698,792.72
  5. Step 5: Solve for x
    x = 80,698,792.72/10,040.92
  6. Step 6: Final answer
    x = 8,036.99

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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.