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Finding the Fourth Proportional to 32,390.44, 48,585.72 and 9,016.88

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Solution

The fourth proportional to 32,390.44, 48,585.72 and 9,016.88 is: 13,525.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,390.44 : 48,585.72 = 9,016.88 : x
  2. Step 2: Convert to fraction form
    32,390.44/48,585.72 = 9,016.88/x
  3. Step 3: Cross multiply
    32,390.44x = 48,585.72 × 9,016.88
  4. Step 4: Simplify right side
    32,390.44x = 438,091,606.95
  5. Step 5: Solve for x
    x = 438,091,606.95/32,390.44
  6. Step 6: Final answer
    x = 13,525.34

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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.