Home / 12,656.94-17,466.50-6,992.07

Finding the Fourth Proportional to 12,656.94, 17,466.50 and 6,992.07

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Solution

The fourth proportional to 12,656.94, 17,466.50 and 6,992.07 is: 9,649.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,656.94 : 17,466.50 = 6,992.07 : x
  2. Step 2: Convert to fraction form
    12,656.94/17,466.50 = 6,992.07/x
  3. Step 3: Cross multiply
    12,656.94x = 17,466.50 × 6,992.07
  4. Step 4: Simplify right side
    12,656.94x = 122,127,073.63
  5. Step 5: Solve for x
    x = 122,127,073.63/12,656.94
  6. Step 6: Final answer
    x = 9,649.02

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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.