Home / 25,821.83-38,749.13-11,030.86

Finding the Fourth Proportional to 25,821.83, 38,749.13 and 11,030.86

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Solution

The fourth proportional to 25,821.83, 38,749.13 and 11,030.86 is: 16,553.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,821.83 : 38,749.13 = 11,030.86 : x
  2. Step 2: Convert to fraction form
    25,821.83/38,749.13 = 11,030.86/x
  3. Step 3: Cross multiply
    25,821.83x = 38,749.13 × 11,030.86
  4. Step 4: Simplify right side
    25,821.83x = 427,436,158.86
  5. Step 5: Solve for x
    x = 427,436,158.86/25,821.83
  6. Step 6: Final answer
    x = 16,553.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.