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Finding the Fourth Proportional to 23,554, 35,347.20 and 9,703

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Solution

The fourth proportional to 23,554, 35,347.20 and 9,703 is: 14,561.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,554 : 35,347.20 = 9,703 : x
  2. Step 2: Convert to fraction form
    23,554/35,347.20 = 9,703/x
  3. Step 3: Cross multiply
    23,554x = 35,347.20 × 9,703
  4. Step 4: Simplify right side
    23,554x = 342,973,881.60
  5. Step 5: Solve for x
    x = 342,973,881.60/23,554
  6. Step 6: Final answer
    x = 14,561.17

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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.