Home / 34,268.13-47,291.04-20,118.24

Finding the Fourth Proportional to 34,268.13, 47,291.04 and 20,118.24

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Solution

The fourth proportional to 34,268.13, 47,291.04 and 20,118.24 is: 27,763.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,268.13 : 47,291.04 = 20,118.24 : x
  2. Step 2: Convert to fraction form
    34,268.13/47,291.04 = 20,118.24/x
  3. Step 3: Cross multiply
    34,268.13x = 47,291.04 × 20,118.24
  4. Step 4: Simplify right side
    34,268.13x = 951,412,492.57
  5. Step 5: Solve for x
    x = 951,412,492.57/34,268.13
  6. Step 6: Final answer
    x = 27,763.77

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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.