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Finding the Fourth Proportional to 32,510.48, 48,755.99 and 16,919.60

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Solution

The fourth proportional to 32,510.48, 48,755.99 and 16,919.60 is: 25,374.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,510.48 : 48,755.99 = 16,919.60 : x
  2. Step 2: Convert to fraction form
    32,510.48/48,755.99 = 16,919.60/x
  3. Step 3: Cross multiply
    32,510.48x = 48,755.99 × 16,919.60
  4. Step 4: Simplify right side
    32,510.48x = 824,931,646.92
  5. Step 5: Solve for x
    x = 824,931,646.92/32,510.48
  6. Step 6: Final answer
    x = 25,374.33

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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.