Home / 21,704.52-32,566.92-7,675.18

Finding the Fourth Proportional to 21,704.52, 32,566.92 and 7,675.18

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Solution

The fourth proportional to 21,704.52, 32,566.92 and 7,675.18 is: 11,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,704.52 : 32,566.92 = 7,675.18 : x
  2. Step 2: Convert to fraction form
    21,704.52/32,566.92 = 7,675.18/x
  3. Step 3: Cross multiply
    21,704.52x = 32,566.92 × 7,675.18
  4. Step 4: Simplify right side
    21,704.52x = 249,956,862.85
  5. Step 5: Solve for x
    x = 249,956,862.85/21,704.52
  6. Step 6: Final answer
    x = 11,516.35

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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.