Home / 21,505.08-32,256.76-5,922.28

Finding the Fourth Proportional to 21,505.08, 32,256.76 and 5,922.28

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Solution

The fourth proportional to 21,505.08, 32,256.76 and 5,922.28 is: 8,883.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505.08 : 32,256.76 = 5,922.28 : x
  2. Step 2: Convert to fraction form
    21,505.08/32,256.76 = 5,922.28/x
  3. Step 3: Cross multiply
    21,505.08x = 32,256.76 × 5,922.28
  4. Step 4: Simplify right side
    21,505.08x = 191,033,564.61
  5. Step 5: Solve for x
    x = 191,033,564.61/21,505.08
  6. Step 6: Final answer
    x = 8,883.18

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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.