Home / 32,427.27-44,742.80-19,687.15

Finding the Fourth Proportional to 32,427.27, 44,742.80 and 19,687.15

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Solution

The fourth proportional to 32,427.27, 44,742.80 and 19,687.15 is: 27,164.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,427.27 : 44,742.80 = 19,687.15 : x
  2. Step 2: Convert to fraction form
    32,427.27/44,742.80 = 19,687.15/x
  3. Step 3: Cross multiply
    32,427.27x = 44,742.80 × 19,687.15
  4. Step 4: Simplify right side
    32,427.27x = 880,858,209.43
  5. Step 5: Solve for x
    x = 880,858,209.43/32,427.27
  6. Step 6: Final answer
    x = 27,164.12

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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.