Home / 14,436.89-21,658.57-4,576.76

Finding the Fourth Proportional to 14,436.89, 21,658.57 and 4,576.76

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Solution

The fourth proportional to 14,436.89, 21,658.57 and 4,576.76 is: 6,866.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,436.89 : 21,658.57 = 4,576.76 : x
  2. Step 2: Convert to fraction form
    14,436.89/21,658.57 = 4,576.76/x
  3. Step 3: Cross multiply
    14,436.89x = 21,658.57 × 4,576.76
  4. Step 4: Simplify right side
    14,436.89x = 99,125,957.10
  5. Step 5: Solve for x
    x = 99,125,957.10/14,436.89
  6. Step 6: Final answer
    x = 6,866.16

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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.