Home / 23,901.18-35,782.48-21,368.53

Finding the Fourth Proportional to 23,901.18, 35,782.48 and 21,368.53

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Solution

The fourth proportional to 23,901.18, 35,782.48 and 21,368.53 is: 31,990.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,901.18 : 35,782.48 = 21,368.53 : x
  2. Step 2: Convert to fraction form
    23,901.18/35,782.48 = 21,368.53/x
  3. Step 3: Cross multiply
    23,901.18x = 35,782.48 × 21,368.53
  4. Step 4: Simplify right side
    23,901.18x = 764,618,997.35
  5. Step 5: Solve for x
    x = 764,618,997.35/23,901.18
  6. Step 6: Final answer
    x = 31,990.85

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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.