Home / 40,993.42-61,498.76-13,289.26

Finding the Fourth Proportional to 40,993.42, 61,498.76 and 13,289.26

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Solution

The fourth proportional to 40,993.42, 61,498.76 and 13,289.26 is: 19,936.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,993.42 : 61,498.76 = 13,289.26 : x
  2. Step 2: Convert to fraction form
    40,993.42/61,498.76 = 13,289.26/x
  3. Step 3: Cross multiply
    40,993.42x = 61,498.76 × 13,289.26
  4. Step 4: Simplify right side
    40,993.42x = 817,273,011.32
  5. Step 5: Solve for x
    x = 817,273,011.32/40,993.42
  6. Step 6: Final answer
    x = 19,936.69

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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.