Home / 16,512.60-24,747.30-6,643.80

Finding the Fourth Proportional to 16,512.60, 24,747.30 and 6,643.80

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Solution

The fourth proportional to 16,512.60, 24,747.30 and 6,643.80 is: 9,957.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512.60 : 24,747.30 = 6,643.80 : x
  2. Step 2: Convert to fraction form
    16,512.60/24,747.30 = 6,643.80/x
  3. Step 3: Cross multiply
    16,512.60x = 24,747.30 × 6,643.80
  4. Step 4: Simplify right side
    16,512.60x = 164,416,111.74
  5. Step 5: Solve for x
    x = 164,416,111.74/16,512.60
  6. Step 6: Final answer
    x = 9,957.01

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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.