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Finding the Fourth Proportional to 32,661.77, 48,970.77 and 15,122.03

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Solution

The fourth proportional to 32,661.77, 48,970.77 and 15,122.03 is: 22,672.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,661.77 : 48,970.77 = 15,122.03 : x
  2. Step 2: Convert to fraction form
    32,661.77/48,970.77 = 15,122.03/x
  3. Step 3: Cross multiply
    32,661.77x = 48,970.77 × 15,122.03
  4. Step 4: Simplify right side
    32,661.77x = 740,537,453.06
  5. Step 5: Solve for x
    x = 740,537,453.06/32,661.77
  6. Step 6: Final answer
    x = 22,672.91

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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.