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Finding the Fourth Proportional to 21,594.32, 32,395.49 and 7,554.01

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Solution

The fourth proportional to 21,594.32, 32,395.49 and 7,554.01 is: 11,332.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,594.32 : 32,395.49 = 7,554.01 : x
  2. Step 2: Convert to fraction form
    21,594.32/32,395.49 = 7,554.01/x
  3. Step 3: Cross multiply
    21,594.32x = 32,395.49 × 7,554.01
  4. Step 4: Simplify right side
    21,594.32x = 244,715,817.64
  5. Step 5: Solve for x
    x = 244,715,817.64/21,594.32
  6. Step 6: Final answer
    x = 11,332.42

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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.