Home / 30,625.65-42,260.45-17,194.32

Finding the Fourth Proportional to 30,625.65, 42,260.45 and 17,194.32

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Solution

The fourth proportional to 30,625.65, 42,260.45 and 17,194.32 is: 23,726.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,625.65 : 42,260.45 = 17,194.32 : x
  2. Step 2: Convert to fraction form
    30,625.65/42,260.45 = 17,194.32/x
  3. Step 3: Cross multiply
    30,625.65x = 42,260.45 × 17,194.32
  4. Step 4: Simplify right side
    30,625.65x = 726,639,614.67
  5. Step 5: Solve for x
    x = 726,639,614.67/30,625.65
  6. Step 6: Final answer
    x = 23,726.50

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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.