Home / 22,821.12-34,047.36-19,495.68

Finding the Fourth Proportional to 22,821.12, 34,047.36 and 19,495.68

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Solution

The fourth proportional to 22,821.12, 34,047.36 and 19,495.68 is: 29,086.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,821.12 : 34,047.36 = 19,495.68 : x
  2. Step 2: Convert to fraction form
    22,821.12/34,047.36 = 19,495.68/x
  3. Step 3: Cross multiply
    22,821.12x = 34,047.36 × 19,495.68
  4. Step 4: Simplify right side
    22,821.12x = 663,776,435.40
  5. Step 5: Solve for x
    x = 663,776,435.40/22,821.12
  6. Step 6: Final answer
    x = 29,086.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.