Home / 21,692.27-32,535.52-6,111.11

Finding the Fourth Proportional to 21,692.27, 32,535.52 and 6,111.11

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Solution

The fourth proportional to 21,692.27, 32,535.52 and 6,111.11 is: 9,165.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,692.27 : 32,535.52 = 6,111.11 : x
  2. Step 2: Convert to fraction form
    21,692.27/32,535.52 = 6,111.11/x
  3. Step 3: Cross multiply
    21,692.27x = 32,535.52 × 6,111.11
  4. Step 4: Simplify right side
    21,692.27x = 198,828,141.63
  5. Step 5: Solve for x
    x = 198,828,141.63/21,692.27
  6. Step 6: Final answer
    x = 9,165.85

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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.