Home / 21,554.28-32,304-9,695.37

Finding the Fourth Proportional to 21,554.28, 32,304 and 9,695.37

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Solution

The fourth proportional to 21,554.28, 32,304 and 9,695.37 is: 14,530.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,554.28 : 32,304 = 9,695.37 : x
  2. Step 2: Convert to fraction form
    21,554.28/32,304 = 9,695.37/x
  3. Step 3: Cross multiply
    21,554.28x = 32,304 × 9,695.37
  4. Step 4: Simplify right side
    21,554.28x = 313,199,232.48
  5. Step 5: Solve for x
    x = 313,199,232.48/21,554.28
  6. Step 6: Final answer
    x = 14,530.72

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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.