Home / 12,000.22-16,560.34-6,695.36

Finding the Fourth Proportional to 12,000.22, 16,560.34 and 6,695.36

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Solution

The fourth proportional to 12,000.22, 16,560.34 and 6,695.36 is: 9,239.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000.22 : 16,560.34 = 6,695.36 : x
  2. Step 2: Convert to fraction form
    12,000.22/16,560.34 = 6,695.36/x
  3. Step 3: Cross multiply
    12,000.22x = 16,560.34 × 6,695.36
  4. Step 4: Simplify right side
    12,000.22x = 110,877,438.02
  5. Step 5: Solve for x
    x = 110,877,438.02/12,000.22
  6. Step 6: Final answer
    x = 9,239.62

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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.