Home / 12,026.08-16,597.20-6,991.84

Finding the Fourth Proportional to 12,026.08, 16,597.20 and 6,991.84

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Solution

The fourth proportional to 12,026.08, 16,597.20 and 6,991.84 is: 9,649.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.08 : 16,597.20 = 6,991.84 : x
  2. Step 2: Convert to fraction form
    12,026.08/16,597.20 = 6,991.84/x
  3. Step 3: Cross multiply
    12,026.08x = 16,597.20 × 6,991.84
  4. Step 4: Simplify right side
    12,026.08x = 116,044,966.85
  5. Step 5: Solve for x
    x = 116,044,966.85/12,026.08
  6. Step 6: Final answer
    x = 9,649.44

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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.