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Finding the Fourth Proportional to 32,418.56, 48,627.84 and 9,045

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Solution

The fourth proportional to 32,418.56, 48,627.84 and 9,045 is: 13,567.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,418.56 : 48,627.84 = 9,045 : x
  2. Step 2: Convert to fraction form
    32,418.56/48,627.84 = 9,045/x
  3. Step 3: Cross multiply
    32,418.56x = 48,627.84 × 9,045
  4. Step 4: Simplify right side
    32,418.56x = 439,838,846.72
  5. Step 5: Solve for x
    x = 439,838,846.72/32,418.56
  6. Step 6: Final answer
    x = 13,567.50

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1.5x scale

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.