Home / 29,363.06-40,521.73-15,934.88

Finding the Fourth Proportional to 29,363.06, 40,521.73 and 15,934.88

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Solution

The fourth proportional to 29,363.06, 40,521.73 and 15,934.88 is: 21,990.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,363.06 : 40,521.73 = 15,934.88 : x
  2. Step 2: Convert to fraction form
    29,363.06/40,521.73 = 15,934.88/x
  3. Step 3: Cross multiply
    29,363.06x = 40,521.73 × 15,934.88
  4. Step 4: Simplify right side
    29,363.06x = 645,708,904.94
  5. Step 5: Solve for x
    x = 645,708,904.94/29,363.06
  6. Step 6: Final answer
    x = 21,990.52

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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.