Home / 17,980.98-26,975.34-6,887.66

Finding the Fourth Proportional to 17,980.98, 26,975.34 and 6,887.66

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Solution

The fourth proportional to 17,980.98, 26,975.34 and 6,887.66 is: 10,332.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,980.98 : 26,975.34 = 6,887.66 : x
  2. Step 2: Convert to fraction form
    17,980.98/26,975.34 = 6,887.66/x
  3. Step 3: Cross multiply
    17,980.98x = 26,975.34 × 6,887.66
  4. Step 4: Simplify right side
    17,980.98x = 185,796,970.30
  5. Step 5: Solve for x
    x = 185,796,970.30/17,980.98
  6. Step 6: Final answer
    x = 10,332.97

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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.