Home / 21,574.26-32,369.18-7,536.36

Finding the Fourth Proportional to 21,574.26, 32,369.18 and 7,536.36

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Solution

The fourth proportional to 21,574.26, 32,369.18 and 7,536.36 is: 11,307.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,574.26 : 32,369.18 = 7,536.36 : x
  2. Step 2: Convert to fraction form
    21,574.26/32,369.18 = 7,536.36/x
  3. Step 3: Cross multiply
    21,574.26x = 32,369.18 × 7,536.36
  4. Step 4: Simplify right side
    21,574.26x = 243,945,755.70
  5. Step 5: Solve for x
    x = 243,945,755.70/21,574.26
  6. Step 6: Final answer
    x = 11,307.26

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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.