Home / 19,078.85-26,329.01-10,581.11

Finding the Fourth Proportional to 19,078.85, 26,329.01 and 10,581.11

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Solution

The fourth proportional to 19,078.85, 26,329.01 and 10,581.11 is: 14,602.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,078.85 : 26,329.01 = 10,581.11 : x
  2. Step 2: Convert to fraction form
    19,078.85/26,329.01 = 10,581.11/x
  3. Step 3: Cross multiply
    19,078.85x = 26,329.01 × 10,581.11
  4. Step 4: Simplify right side
    19,078.85x = 278,590,065.53
  5. Step 5: Solve for x
    x = 278,590,065.53/19,078.85
  6. Step 6: Final answer
    x = 14,602.03

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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.