Home / 15,964.61-23,946.85-4,871.27

Finding the Fourth Proportional to 15,964.61, 23,946.85 and 4,871.27

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Solution

The fourth proportional to 15,964.61, 23,946.85 and 4,871.27 is: 7,306.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.61 : 23,946.85 = 4,871.27 : x
  2. Step 2: Convert to fraction form
    15,964.61/23,946.85 = 4,871.27/x
  3. Step 3: Cross multiply
    15,964.61x = 23,946.85 × 4,871.27
  4. Step 4: Simplify right side
    15,964.61x = 116,651,440.09
  5. Step 5: Solve for x
    x = 116,651,440.09/15,964.61
  6. Step 6: Final answer
    x = 7,306.88

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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.