Home / 11,776.06-17,646.36-10,664.74

Finding the Fourth Proportional to 11,776.06, 17,646.36 and 10,664.74

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Solution

The fourth proportional to 11,776.06, 17,646.36 and 10,664.74 is: 15,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,776.06 : 17,646.36 = 10,664.74 : x
  2. Step 2: Convert to fraction form
    11,776.06/17,646.36 = 10,664.74/x
  3. Step 3: Cross multiply
    11,776.06x = 17,646.36 × 10,664.74
  4. Step 4: Simplify right side
    11,776.06x = 188,193,841.35
  5. Step 5: Solve for x
    x = 188,193,841.35/11,776.06
  6. Step 6: Final answer
    x = 15,981.05

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1.5x scale

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.