Home / 16,663.40-25,002.30-7,893.80

Finding the Fourth Proportional to 16,663.40, 25,002.30 and 7,893.80

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Solution

The fourth proportional to 16,663.40, 25,002.30 and 7,893.80 is: 11,844.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,663.40 : 25,002.30 = 7,893.80 : x
  2. Step 2: Convert to fraction form
    16,663.40/25,002.30 = 7,893.80/x
  3. Step 3: Cross multiply
    16,663.40x = 25,002.30 × 7,893.80
  4. Step 4: Simplify right side
    16,663.40x = 197,363,155.74
  5. Step 5: Solve for x
    x = 197,363,155.74/16,663.40
  6. Step 6: Final answer
    x = 11,844.11

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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.