Home / 29,788.32-41,110-19,699.24

Finding the Fourth Proportional to 29,788.32, 41,110 and 19,699.24

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Solution

The fourth proportional to 29,788.32, 41,110 and 19,699.24 is: 27,186.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,788.32 : 41,110 = 19,699.24 : x
  2. Step 2: Convert to fraction form
    29,788.32/41,110 = 19,699.24/x
  3. Step 3: Cross multiply
    29,788.32x = 41,110 × 19,699.24
  4. Step 4: Simplify right side
    29,788.32x = 809,835,756.40
  5. Step 5: Solve for x
    x = 809,835,756.40/29,788.32
  6. Step 6: Final answer
    x = 27,186.35

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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.