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Finding the Fourth Proportional to 23,402.79, 35,108.78 and 7,604.89

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Solution

The fourth proportional to 23,402.79, 35,108.78 and 7,604.89 is: 11,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,402.79 : 35,108.78 = 7,604.89 : x
  2. Step 2: Convert to fraction form
    23,402.79/35,108.78 = 7,604.89/x
  3. Step 3: Cross multiply
    23,402.79x = 35,108.78 × 7,604.89
  4. Step 4: Simplify right side
    23,402.79x = 266,998,284.14
  5. Step 5: Solve for x
    x = 266,998,284.14/23,402.79
  6. Step 6: Final answer
    x = 11,408.82

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1.5x scale

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.