Home / 14,060.11-21,100.55-6,664.59

Finding the Fourth Proportional to 14,060.11, 21,100.55 and 6,664.59

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Solution

The fourth proportional to 14,060.11, 21,100.55 and 6,664.59 is: 10,001.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.11 : 21,100.55 = 6,664.59 : x
  2. Step 2: Convert to fraction form
    14,060.11/21,100.55 = 6,664.59/x
  3. Step 3: Cross multiply
    14,060.11x = 21,100.55 × 6,664.59
  4. Step 4: Simplify right side
    14,060.11x = 140,626,514.52
  5. Step 5: Solve for x
    x = 140,626,514.52/14,060.11
  6. Step 6: Final answer
    x = 10,001.81

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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.