Home / 47,808.78-65,977.70-26,299.42

Finding the Fourth Proportional to 47,808.78, 65,977.70 and 26,299.42

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Solution

The fourth proportional to 47,808.78, 65,977.70 and 26,299.42 is: 36,294.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,808.78 : 65,977.70 = 26,299.42 : x
  2. Step 2: Convert to fraction form
    47,808.78/65,977.70 = 26,299.42/x
  3. Step 3: Cross multiply
    47,808.78x = 65,977.70 × 26,299.42
  4. Step 4: Simplify right side
    47,808.78x = 1,735,175,242.93
  5. Step 5: Solve for x
    x = 1,735,175,242.93/47,808.78
  6. Step 6: Final answer
    x = 36,294.07

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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.