Home / 12,746.17-17,596.11-7,968.77

Finding the Fourth Proportional to 12,746.17, 17,596.11 and 7,968.77

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Solution

The fourth proportional to 12,746.17, 17,596.11 and 7,968.77 is: 11,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746.17 : 17,596.11 = 7,968.77 : x
  2. Step 2: Convert to fraction form
    12,746.17/17,596.11 = 7,968.77/x
  3. Step 3: Cross multiply
    12,746.17x = 17,596.11 × 7,968.77
  4. Step 4: Simplify right side
    12,746.17x = 140,219,353.48
  5. Step 5: Solve for x
    x = 140,219,353.48/12,746.17
  6. Step 6: Final answer
    x = 11,000.90

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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.