Home / 14,511.84-21,765.19-6,612.59

Finding the Fourth Proportional to 14,511.84, 21,765.19 and 6,612.59

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Solution

The fourth proportional to 14,511.84, 21,765.19 and 6,612.59 is: 9,917.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.84 : 21,765.19 = 6,612.59 : x
  2. Step 2: Convert to fraction form
    14,511.84/21,765.19 = 6,612.59/x
  3. Step 3: Cross multiply
    14,511.84x = 21,765.19 × 6,612.59
  4. Step 4: Simplify right side
    14,511.84x = 143,924,277.74
  5. Step 5: Solve for x
    x = 143,924,277.74/14,511.84
  6. Step 6: Final answer
    x = 9,917.71

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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.