Home / 38,488.92-53,122.64-22,581.72

Finding the Fourth Proportional to 38,488.92, 53,122.64 and 22,581.72

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Solution

The fourth proportional to 38,488.92, 53,122.64 and 22,581.72 is: 31,167.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,488.92 : 53,122.64 = 22,581.72 : x
  2. Step 2: Convert to fraction form
    38,488.92/53,122.64 = 22,581.72/x
  3. Step 3: Cross multiply
    38,488.92x = 53,122.64 × 22,581.72
  4. Step 4: Simplify right side
    38,488.92x = 1,199,600,582.14
  5. Step 5: Solve for x
    x = 1,199,600,582.14/38,488.92
  6. Step 6: Final answer
    x = 31,167.43

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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.