Home / 38,366.40-57,552.98-11,718.41

Finding the Fourth Proportional to 38,366.40, 57,552.98 and 11,718.41

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Solution

The fourth proportional to 38,366.40, 57,552.98 and 11,718.41 is: 17,578.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,366.40 : 57,552.98 = 11,718.41 : x
  2. Step 2: Convert to fraction form
    38,366.40/57,552.98 = 11,718.41/x
  3. Step 3: Cross multiply
    38,366.40x = 57,552.98 × 11,718.41
  4. Step 4: Simplify right side
    38,366.40x = 674,429,070.00
  5. Step 5: Solve for x
    x = 674,429,070.00/38,366.40
  6. Step 6: Final answer
    x = 17,578.64

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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.