Home / 14,211.91-21,308.75-5,897.66

Finding the Fourth Proportional to 14,211.91, 21,308.75 and 5,897.66

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Solution

The fourth proportional to 14,211.91, 21,308.75 and 5,897.66 is: 8,842.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211.91 : 21,308.75 = 5,897.66 : x
  2. Step 2: Convert to fraction form
    14,211.91/21,308.75 = 5,897.66/x
  3. Step 3: Cross multiply
    14,211.91x = 21,308.75 × 5,897.66
  4. Step 4: Simplify right side
    14,211.91x = 125,671,786.31
  5. Step 5: Solve for x
    x = 125,671,786.31/14,211.91
  6. Step 6: Final answer
    x = 8,842.71

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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.