Home / 14,001.84-21,006.72-4,141.08

Finding the Fourth Proportional to 14,001.84, 21,006.72 and 4,141.08

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Solution

The fourth proportional to 14,001.84, 21,006.72 and 4,141.08 is: 6,212.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.84 : 21,006.72 = 4,141.08 : x
  2. Step 2: Convert to fraction form
    14,001.84/21,006.72 = 4,141.08/x
  3. Step 3: Cross multiply
    14,001.84x = 21,006.72 × 4,141.08
  4. Step 4: Simplify right side
    14,001.84x = 86,990,508.06
  5. Step 5: Solve for x
    x = 86,990,508.06/14,001.84
  6. Step 6: Final answer
    x = 6,212.79

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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.