Home / 34,396.21-47,467.29-20,055.65

Finding the Fourth Proportional to 34,396.21, 47,467.29 and 20,055.65

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Solution

The fourth proportional to 34,396.21, 47,467.29 and 20,055.65 is: 27,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,396.21 : 47,467.29 = 20,055.65 : x
  2. Step 2: Convert to fraction form
    34,396.21/47,467.29 = 20,055.65/x
  3. Step 3: Cross multiply
    34,396.21x = 47,467.29 × 20,055.65
  4. Step 4: Simplify right side
    34,396.21x = 951,987,354.69
  5. Step 5: Solve for x
    x = 951,987,354.69/34,396.21
  6. Step 6: Final answer
    x = 27,677.10

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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.