Home / 14,669.60-20,244.72-8,704.80

Finding the Fourth Proportional to 14,669.60, 20,244.72 and 8,704.80

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Solution

The fourth proportional to 14,669.60, 20,244.72 and 8,704.80 is: 12,013.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.60 : 20,244.72 = 8,704.80 : x
  2. Step 2: Convert to fraction form
    14,669.60/20,244.72 = 8,704.80/x
  3. Step 3: Cross multiply
    14,669.60x = 20,244.72 × 8,704.80
  4. Step 4: Simplify right side
    14,669.60x = 176,226,238.66
  5. Step 5: Solve for x
    x = 176,226,238.66/14,669.60
  6. Step 6: Final answer
    x = 12,013.02

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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.