Home / 25,342.92-34,964.67-16,401.72

Finding the Fourth Proportional to 25,342.92, 34,964.67 and 16,401.72

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Solution

The fourth proportional to 25,342.92, 34,964.67 and 16,401.72 is: 22,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,342.92 : 34,964.67 = 16,401.72 : x
  2. Step 2: Convert to fraction form
    25,342.92/34,964.67 = 16,401.72/x
  3. Step 3: Cross multiply
    25,342.92x = 34,964.67 × 16,401.72
  4. Step 4: Simplify right side
    25,342.92x = 573,480,727.23
  5. Step 5: Solve for x
    x = 573,480,727.23/25,342.92
  6. Step 6: Final answer
    x = 22,628.83

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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.