Home / 39,653.46-54,721.65-22,662.98

Finding the Fourth Proportional to 39,653.46, 54,721.65 and 22,662.98

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Solution

The fourth proportional to 39,653.46, 54,721.65 and 22,662.98 is: 31,274.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,653.46 : 54,721.65 = 22,662.98 : x
  2. Step 2: Convert to fraction form
    39,653.46/54,721.65 = 22,662.98/x
  3. Step 3: Cross multiply
    39,653.46x = 54,721.65 × 22,662.98
  4. Step 4: Simplify right side
    39,653.46x = 1,240,155,385.91
  5. Step 5: Solve for x
    x = 1,240,155,385.91/39,653.46
  6. Step 6: Final answer
    x = 31,274.83

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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.