Home / 38,581.12-53,234.88-22,668.16

Finding the Fourth Proportional to 38,581.12, 53,234.88 and 22,668.16

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Solution

The fourth proportional to 38,581.12, 53,234.88 and 22,668.16 is: 31,277.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,581.12 : 53,234.88 = 22,668.16 : x
  2. Step 2: Convert to fraction form
    38,581.12/53,234.88 = 22,668.16/x
  3. Step 3: Cross multiply
    38,581.12x = 53,234.88 × 22,668.16
  4. Step 4: Simplify right side
    38,581.12x = 1,206,736,777.42
  5. Step 5: Solve for x
    x = 1,206,736,777.42/38,581.12
  6. Step 6: Final answer
    x = 31,277.91

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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.