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Finding the Fourth Proportional to 32,448, 44,779.80 and 18,300.52

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Solution

The fourth proportional to 32,448, 44,779.80 and 18,300.52 is: 25,255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,448 : 44,779.80 = 18,300.52 : x
  2. Step 2: Convert to fraction form
    32,448/44,779.80 = 18,300.52/x
  3. Step 3: Cross multiply
    32,448x = 44,779.80 × 18,300.52
  4. Step 4: Simplify right side
    32,448x = 819,493,625.50
  5. Step 5: Solve for x
    x = 819,493,625.50/32,448
  6. Step 6: Final answer
    x = 25,255.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.