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Finding the Fourth Proportional to 32,489.78, 44,836.06 and 17,585.78

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Solution

The fourth proportional to 32,489.78, 44,836.06 and 17,585.78 is: 24,268.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,489.78 : 44,836.06 = 17,585.78 : x
  2. Step 2: Convert to fraction form
    32,489.78/44,836.06 = 17,585.78/x
  3. Step 3: Cross multiply
    32,489.78x = 44,836.06 × 17,585.78
  4. Step 4: Simplify right side
    32,489.78x = 788,477,087.23
  5. Step 5: Solve for x
    x = 788,477,087.23/32,489.78
  6. Step 6: Final answer
    x = 24,268.46

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1.5x scale

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.