Home / 20,293.32-28,006.83-11,798.04

Finding the Fourth Proportional to 20,293.32, 28,006.83 and 11,798.04

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Solution

The fourth proportional to 20,293.32, 28,006.83 and 11,798.04 is: 16,282.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,293.32 : 28,006.83 = 11,798.04 : x
  2. Step 2: Convert to fraction form
    20,293.32/28,006.83 = 11,798.04/x
  3. Step 3: Cross multiply
    20,293.32x = 28,006.83 × 11,798.04
  4. Step 4: Simplify right side
    20,293.32x = 330,425,700.61
  5. Step 5: Solve for x
    x = 330,425,700.61/20,293.32
  6. Step 6: Final answer
    x = 16,282.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.