Home / 23,147.99-34,768.11-21,842.39

Finding the Fourth Proportional to 23,147.99, 34,768.11 and 21,842.39

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Solution

The fourth proportional to 23,147.99, 34,768.11 and 21,842.39 is: 32,807.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,147.99 : 34,768.11 = 21,842.39 : x
  2. Step 2: Convert to fraction form
    23,147.99/34,768.11 = 21,842.39/x
  3. Step 3: Cross multiply
    23,147.99x = 34,768.11 × 21,842.39
  4. Step 4: Simplify right side
    23,147.99x = 759,418,787.01
  5. Step 5: Solve for x
    x = 759,418,787.01/23,147.99
  6. Step 6: Final answer
    x = 32,807.12

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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.