Home / 21,564.66-32,351.07-7,528.69

Finding the Fourth Proportional to 21,564.66, 32,351.07 and 7,528.69

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Solution

The fourth proportional to 21,564.66, 32,351.07 and 7,528.69 is: 11,294.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,564.66 : 32,351.07 = 7,528.69 : x
  2. Step 2: Convert to fraction form
    21,564.66/32,351.07 = 7,528.69/x
  3. Step 3: Cross multiply
    21,564.66x = 32,351.07 × 7,528.69
  4. Step 4: Simplify right side
    21,564.66x = 243,561,217.64
  5. Step 5: Solve for x
    x = 243,561,217.64/21,564.66
  6. Step 6: Final answer
    x = 11,294.46

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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.