Home / 39,794.81-59,671.67-11,711.22

Finding the Fourth Proportional to 39,794.81, 59,671.67 and 11,711.22

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Solution

The fourth proportional to 39,794.81, 59,671.67 and 11,711.22 is: 17,560.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,794.81 : 59,671.67 = 11,711.22 : x
  2. Step 2: Convert to fraction form
    39,794.81/59,671.67 = 11,711.22/x
  3. Step 3: Cross multiply
    39,794.81x = 59,671.67 × 11,711.22
  4. Step 4: Simplify right side
    39,794.81x = 698,828,055.14
  5. Step 5: Solve for x
    x = 698,828,055.14/39,794.81
  6. Step 6: Final answer
    x = 17,560.78

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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.