Home / 17,971.83-26,959.59-6,887.88

Finding the Fourth Proportional to 17,971.83, 26,959.59 and 6,887.88

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Solution

The fourth proportional to 17,971.83, 26,959.59 and 6,887.88 is: 10,332.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,971.83 : 26,959.59 = 6,887.88 : x
  2. Step 2: Convert to fraction form
    17,971.83/26,959.59 = 6,887.88/x
  3. Step 3: Cross multiply
    17,971.83x = 26,959.59 × 6,887.88
  4. Step 4: Simplify right side
    17,971.83x = 185,694,420.77
  5. Step 5: Solve for x
    x = 185,694,420.77/17,971.83
  6. Step 6: Final answer
    x = 10,332.53

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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.