Home / 47,478.13-65,519.81-26,257.39

Finding the Fourth Proportional to 47,478.13, 65,519.81 and 26,257.39

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Solution

The fourth proportional to 47,478.13, 65,519.81 and 26,257.39 is: 36,235.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.13 : 65,519.81 = 26,257.39 : x
  2. Step 2: Convert to fraction form
    47,478.13/65,519.81 = 26,257.39/x
  3. Step 3: Cross multiply
    47,478.13x = 65,519.81 × 26,257.39
  4. Step 4: Simplify right side
    47,478.13x = 1,720,379,203.90
  5. Step 5: Solve for x
    x = 1,720,379,203.90/47,478.13
  6. Step 6: Final answer
    x = 36,235.19

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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.