Home / 23,778.10-35,641.55-8,981.30

Finding the Fourth Proportional to 23,778.10, 35,641.55 and 8,981.30

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Solution

The fourth proportional to 23,778.10, 35,641.55 and 8,981.30 is: 13,462.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,778.10 : 35,641.55 = 8,981.30 : x
  2. Step 2: Convert to fraction form
    23,778.10/35,641.55 = 8,981.30/x
  3. Step 3: Cross multiply
    23,778.10x = 35,641.55 × 8,981.30
  4. Step 4: Simplify right side
    23,778.10x = 320,107,453.02
  5. Step 5: Solve for x
    x = 320,107,453.02/23,778.10
  6. Step 6: Final answer
    x = 13,462.28

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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.