Home / 38,613.76-53,277.60-22,698.88

Finding the Fourth Proportional to 38,613.76, 53,277.60 and 22,698.88

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Solution

The fourth proportional to 38,613.76, 53,277.60 and 22,698.88 is: 31,318.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,613.76 : 53,277.60 = 22,698.88 : x
  2. Step 2: Convert to fraction form
    38,613.76/53,277.60 = 22,698.88/x
  3. Step 3: Cross multiply
    38,613.76x = 53,277.60 × 22,698.88
  4. Step 4: Simplify right side
    38,613.76x = 1,209,341,849.09
  5. Step 5: Solve for x
    x = 1,209,341,849.09/38,613.76
  6. Step 6: Final answer
    x = 31,318.94

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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.