Home / 30,632.91-42,275.66-17,204.96

Finding the Fourth Proportional to 30,632.91, 42,275.66 and 17,204.96

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Solution

The fourth proportional to 30,632.91, 42,275.66 and 17,204.96 is: 23,744.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,632.91 : 42,275.66 = 17,204.96 : x
  2. Step 2: Convert to fraction form
    30,632.91/42,275.66 = 17,204.96/x
  3. Step 3: Cross multiply
    30,632.91x = 42,275.66 × 17,204.96
  4. Step 4: Simplify right side
    30,632.91x = 727,351,039.27
  5. Step 5: Solve for x
    x = 727,351,039.27/30,632.91
  6. Step 6: Final answer
    x = 23,744.11

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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.