Home / 39,981.26-59,949.86-16,282.76

Finding the Fourth Proportional to 39,981.26, 59,949.86 and 16,282.76

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Solution

The fourth proportional to 39,981.26, 59,949.86 and 16,282.76 is: 24,415.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,981.26 : 59,949.86 = 16,282.76 : x
  2. Step 2: Convert to fraction form
    39,981.26/59,949.86 = 16,282.76/x
  3. Step 3: Cross multiply
    39,981.26x = 59,949.86 × 16,282.76
  4. Step 4: Simplify right side
    39,981.26x = 976,148,801.25
  5. Step 5: Solve for x
    x = 976,148,801.25/39,981.26
  6. Step 6: Final answer
    x = 24,415.16

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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.