Home / 24,930.99-34,388.15-19,886.31

Finding the Fourth Proportional to 24,930.99, 34,388.15 and 19,886.31

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Solution

The fourth proportional to 24,930.99, 34,388.15 and 19,886.31 is: 27,429.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,930.99 : 34,388.15 = 19,886.31 : x
  2. Step 2: Convert to fraction form
    24,930.99/34,388.15 = 19,886.31/x
  3. Step 3: Cross multiply
    24,930.99x = 34,388.15 × 19,886.31
  4. Step 4: Simplify right side
    24,930.99x = 683,853,311.79
  5. Step 5: Solve for x
    x = 683,853,311.79/24,930.99
  6. Step 6: Final answer
    x = 27,429.85

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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.