Home / 21,799.94-32,699.36-14,667.90

Finding the Fourth Proportional to 21,799.94, 32,699.36 and 14,667.90

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Solution

The fourth proportional to 21,799.94, 32,699.36 and 14,667.90 is: 22,001.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,799.94 : 32,699.36 = 14,667.90 : x
  2. Step 2: Convert to fraction form
    21,799.94/32,699.36 = 14,667.90/x
  3. Step 3: Cross multiply
    21,799.94x = 32,699.36 × 14,667.90
  4. Step 4: Simplify right side
    21,799.94x = 479,630,942.54
  5. Step 5: Solve for x
    x = 479,630,942.54/21,799.94
  6. Step 6: Final answer
    x = 22,001.48

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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.