Home / 39,801.44-59,681.60-11,717.84

Finding the Fourth Proportional to 39,801.44, 59,681.60 and 11,717.84

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Solution

The fourth proportional to 39,801.44, 59,681.60 and 11,717.84 is: 17,570.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,801.44 : 59,681.60 = 11,717.84 : x
  2. Step 2: Convert to fraction form
    39,801.44/59,681.60 = 11,717.84/x
  3. Step 3: Cross multiply
    39,801.44x = 59,681.60 × 11,717.84
  4. Step 4: Simplify right side
    39,801.44x = 699,339,439.74
  5. Step 5: Solve for x
    x = 699,339,439.74/39,801.44
  6. Step 6: Final answer
    x = 17,570.71

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1.5x scale

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.