Home / 39,565.73-59,344.49-20,838.17

Finding the Fourth Proportional to 39,565.73, 59,344.49 and 20,838.17

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Solution

The fourth proportional to 39,565.73, 59,344.49 and 20,838.17 is: 31,255.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,565.73 : 59,344.49 = 20,838.17 : x
  2. Step 2: Convert to fraction form
    39,565.73/59,344.49 = 20,838.17/x
  3. Step 3: Cross multiply
    39,565.73x = 59,344.49 × 20,838.17
  4. Step 4: Simplify right side
    39,565.73x = 1,236,630,571.18
  5. Step 5: Solve for x
    x = 1,236,630,571.18/39,565.73
  6. Step 6: Final answer
    x = 31,255.09

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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.