Home / 38,446.04-57,668.72-12,150.79

Finding the Fourth Proportional to 38,446.04, 57,668.72 and 12,150.79

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Solution

The fourth proportional to 38,446.04, 57,668.72 and 12,150.79 is: 18,226.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,446.04 : 57,668.72 = 12,150.79 : x
  2. Step 2: Convert to fraction form
    38,446.04/57,668.72 = 12,150.79/x
  3. Step 3: Cross multiply
    38,446.04x = 57,668.72 × 12,150.79
  4. Step 4: Simplify right side
    38,446.04x = 700,720,301.36
  5. Step 5: Solve for x
    x = 700,720,301.36/38,446.04
  6. Step 6: Final answer
    x = 18,226.07

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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.