Home / 32,428.10-44,743.97-19,687.99

Finding the Fourth Proportional to 32,428.10, 44,743.97 and 19,687.99

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Solution

The fourth proportional to 32,428.10, 44,743.97 and 19,687.99 is: 27,165.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,428.10 : 44,743.97 = 19,687.99 : x
  2. Step 2: Convert to fraction form
    32,428.10/44,743.97 = 19,687.99/x
  3. Step 3: Cross multiply
    32,428.10x = 44,743.97 × 19,687.99
  4. Step 4: Simplify right side
    32,428.10x = 880,918,673.96
  5. Step 5: Solve for x
    x = 880,918,673.96/32,428.10
  6. Step 6: Final answer
    x = 27,165.29

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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.