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Finding the Fourth Proportional to 32,559.72, 48,839.68 and 9,186.16

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Solution

The fourth proportional to 32,559.72, 48,839.68 and 9,186.16 is: 13,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,559.72 : 48,839.68 = 9,186.16 : x
  2. Step 2: Convert to fraction form
    32,559.72/48,839.68 = 9,186.16/x
  3. Step 3: Cross multiply
    32,559.72x = 48,839.68 × 9,186.16
  4. Step 4: Simplify right side
    32,559.72x = 448,649,114.83
  5. Step 5: Solve for x
    x = 448,649,114.83/32,559.72
  6. Step 6: Final answer
    x = 13,779.27

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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.