Home / 28,772.84-43,237.34-15,634.92

Finding the Fourth Proportional to 28,772.84, 43,237.34 and 15,634.92

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Solution

The fourth proportional to 28,772.84, 43,237.34 and 15,634.92 is: 23,494.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772.84 : 43,237.34 = 15,634.92 : x
  2. Step 2: Convert to fraction form
    28,772.84/43,237.34 = 15,634.92/x
  3. Step 3: Cross multiply
    28,772.84x = 43,237.34 × 15,634.92
  4. Step 4: Simplify right side
    28,772.84x = 676,012,351.91
  5. Step 5: Solve for x
    x = 676,012,351.91/28,772.84
  6. Step 6: Final answer
    x = 23,494.81

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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.