Home / 39,948.75-59,923.14-13,653.72

Finding the Fourth Proportional to 39,948.75, 59,923.14 and 13,653.72

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Solution

The fourth proportional to 39,948.75, 59,923.14 and 13,653.72 is: 20,480.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,948.75 : 59,923.14 = 13,653.72 : x
  2. Step 2: Convert to fraction form
    39,948.75/59,923.14 = 13,653.72/x
  3. Step 3: Cross multiply
    39,948.75x = 59,923.14 × 13,653.72
  4. Step 4: Simplify right side
    39,948.75x = 818,173,775.08
  5. Step 5: Solve for x
    x = 818,173,775.08/39,948.75
  6. Step 6: Final answer
    x = 20,480.59

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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.