Home / 14,669.20-22,003.80-8,837.20

Finding the Fourth Proportional to 14,669.20, 22,003.80 and 8,837.20

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Solution

The fourth proportional to 14,669.20, 22,003.80 and 8,837.20 is: 13,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.20 : 22,003.80 = 8,837.20 : x
  2. Step 2: Convert to fraction form
    14,669.20/22,003.80 = 8,837.20/x
  3. Step 3: Cross multiply
    14,669.20x = 22,003.80 × 8,837.20
  4. Step 4: Simplify right side
    14,669.20x = 194,451,981.36
  5. Step 5: Solve for x
    x = 194,451,981.36/14,669.20
  6. Step 6: Final answer
    x = 13,255.80

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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.