Home / 38,211.30-52,742.61-23,103.99

Finding the Fourth Proportional to 38,211.30, 52,742.61 and 23,103.99

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Solution

The fourth proportional to 38,211.30, 52,742.61 and 23,103.99 is: 31,890.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,211.30 : 52,742.61 = 23,103.99 : x
  2. Step 2: Convert to fraction form
    38,211.30/52,742.61 = 23,103.99/x
  3. Step 3: Cross multiply
    38,211.30x = 52,742.61 × 23,103.99
  4. Step 4: Simplify right side
    38,211.30x = 1,218,564,734.01
  5. Step 5: Solve for x
    x = 1,218,564,734.01/38,211.30
  6. Step 6: Final answer
    x = 31,890.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.