Home / 22,839.74-34,386.54-19,788.11

Finding the Fourth Proportional to 22,839.74, 34,386.54 and 19,788.11

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Solution

The fourth proportional to 22,839.74, 34,386.54 and 19,788.11 is: 29,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,839.74 : 34,386.54 = 19,788.11 : x
  2. Step 2: Convert to fraction form
    22,839.74/34,386.54 = 19,788.11/x
  3. Step 3: Cross multiply
    22,839.74x = 34,386.54 × 19,788.11
  4. Step 4: Simplify right side
    22,839.74x = 680,444,464.11
  5. Step 5: Solve for x
    x = 680,444,464.11/22,839.74
  6. Step 6: Final answer
    x = 29,792.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.