Home / 14,639.84-21,959.73-4,251.59

Finding the Fourth Proportional to 14,639.84, 21,959.73 and 4,251.59

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Solution

The fourth proportional to 14,639.84, 21,959.73 and 4,251.59 is: 6,377.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.84 : 21,959.73 = 4,251.59 : x
  2. Step 2: Convert to fraction form
    14,639.84/21,959.73 = 4,251.59/x
  3. Step 3: Cross multiply
    14,639.84x = 21,959.73 × 4,251.59
  4. Step 4: Simplify right side
    14,639.84x = 93,363,768.47
  5. Step 5: Solve for x
    x = 93,363,768.47/14,639.84
  6. Step 6: Final answer
    x = 6,377.38

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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.