Home / 14,020.08-21,015.92-9,092.86

Finding the Fourth Proportional to 14,020.08, 21,015.92 and 9,092.86

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Solution

The fourth proportional to 14,020.08, 21,015.92 and 9,092.86 is: 13,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.08 : 21,015.92 = 9,092.86 : x
  2. Step 2: Convert to fraction form
    14,020.08/21,015.92 = 9,092.86/x
  3. Step 3: Cross multiply
    14,020.08x = 21,015.92 × 9,092.86
  4. Step 4: Simplify right side
    14,020.08x = 191,094,818.33
  5. Step 5: Solve for x
    x = 191,094,818.33/14,020.08
  6. Step 6: Final answer
    x = 13,630.08

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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.