Home / 16,718.50-25,071.94-4,869.06

Finding the Fourth Proportional to 16,718.50, 25,071.94 and 4,869.06

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Solution

The fourth proportional to 16,718.50, 25,071.94 and 4,869.06 is: 7,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,718.50 : 25,071.94 = 4,869.06 : x
  2. Step 2: Convert to fraction form
    16,718.50/25,071.94 = 4,869.06/x
  3. Step 3: Cross multiply
    16,718.50x = 25,071.94 × 4,869.06
  4. Step 4: Simplify right side
    16,718.50x = 122,076,780.18
  5. Step 5: Solve for x
    x = 122,076,780.18/16,718.50
  6. Step 6: Final answer
    x = 7,301.90

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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.