Home / 15,727.11-23,590.87-4,631.28

Finding the Fourth Proportional to 15,727.11, 23,590.87 and 4,631.28

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Solution

The fourth proportional to 15,727.11, 23,590.87 and 4,631.28 is: 6,946.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,727.11 : 23,590.87 = 4,631.28 : x
  2. Step 2: Convert to fraction form
    15,727.11/23,590.87 = 4,631.28/x
  3. Step 3: Cross multiply
    15,727.11x = 23,590.87 × 4,631.28
  4. Step 4: Simplify right side
    15,727.11x = 109,255,806.46
  5. Step 5: Solve for x
    x = 109,255,806.46/15,727.11
  6. Step 6: Final answer
    x = 6,946.97

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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.