Home / 37,823.13-52,196.31-20,828.95

Finding the Fourth Proportional to 37,823.13, 52,196.31 and 20,828.95

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Solution

The fourth proportional to 37,823.13, 52,196.31 and 20,828.95 is: 28,744.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,823.13 : 52,196.31 = 20,828.95 : x
  2. Step 2: Convert to fraction form
    37,823.13/52,196.31 = 20,828.95/x
  3. Step 3: Cross multiply
    37,823.13x = 52,196.31 × 20,828.95
  4. Step 4: Simplify right side
    37,823.13x = 1,087,194,229.97
  5. Step 5: Solve for x
    x = 1,087,194,229.97/37,823.13
  6. Step 6: Final answer
    x = 28,744.17

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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.