Home / 26,311.23-39,484.04-9,671.40

Finding the Fourth Proportional to 26,311.23, 39,484.04 and 9,671.40

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Solution

The fourth proportional to 26,311.23, 39,484.04 and 9,671.40 is: 14,513.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,311.23 : 39,484.04 = 9,671.40 : x
  2. Step 2: Convert to fraction form
    26,311.23/39,484.04 = 9,671.40/x
  3. Step 3: Cross multiply
    26,311.23x = 39,484.04 × 9,671.40
  4. Step 4: Simplify right side
    26,311.23x = 381,865,896.10
  5. Step 5: Solve for x
    x = 381,865,896.10/26,311.23
  6. Step 6: Final answer
    x = 14,513.42

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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.