Home / 39,703.87-54,775.71-22,698.97

Finding the Fourth Proportional to 39,703.87, 54,775.71 and 22,698.97

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Solution

The fourth proportional to 39,703.87, 54,775.71 and 22,698.97 is: 31,315.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,703.87 : 54,775.71 = 22,698.97 : x
  2. Step 2: Convert to fraction form
    39,703.87/54,775.71 = 22,698.97/x
  3. Step 3: Cross multiply
    39,703.87x = 54,775.71 × 22,698.97
  4. Step 4: Simplify right side
    39,703.87x = 1,243,352,423.48
  5. Step 5: Solve for x
    x = 1,243,352,423.48/39,703.87
  6. Step 6: Final answer
    x = 31,315.65

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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.