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Finding the Fourth Proportional to 32,445.51, 48,668.36 and 9,072.15

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Solution

The fourth proportional to 32,445.51, 48,668.36 and 9,072.15 is: 13,608.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,445.51 : 48,668.36 = 9,072.15 : x
  2. Step 2: Convert to fraction form
    32,445.51/48,668.36 = 9,072.15/x
  3. Step 3: Cross multiply
    32,445.51x = 48,668.36 × 9,072.15
  4. Step 4: Simplify right side
    32,445.51x = 441,526,616.81
  5. Step 5: Solve for x
    x = 441,526,616.81/32,445.51
  6. Step 6: Final answer
    x = 13,608.25

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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.