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Finding the Fourth Proportional to 32,656.53, 49,006.65 and 11,880.03

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Solution

The fourth proportional to 32,656.53, 49,006.65 and 11,880.03 is: 17,828.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,656.53 : 49,006.65 = 11,880.03 : x
  2. Step 2: Convert to fraction form
    32,656.53/49,006.65 = 11,880.03/x
  3. Step 3: Cross multiply
    32,656.53x = 49,006.65 × 11,880.03
  4. Step 4: Simplify right side
    32,656.53x = 582,200,472.20
  5. Step 5: Solve for x
    x = 582,200,472.20/32,656.53
  6. Step 6: Final answer
    x = 17,828.00

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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.