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Finding the Fourth Proportional to 17,777.65, 26,657.52 and 5,927.22

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Solution

The fourth proportional to 17,777.65, 26,657.52 and 5,927.22 is: 8,887.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,777.65 : 26,657.52 = 5,927.22 : x
  2. Step 2: Convert to fraction form
    17,777.65/26,657.52 = 5,927.22/x
  3. Step 3: Cross multiply
    17,777.65x = 26,657.52 × 5,927.22
  4. Step 4: Simplify right side
    17,777.65x = 158,004,985.69
  5. Step 5: Solve for x
    x = 158,004,985.69/17,777.65
  6. Step 6: Final answer
    x = 8,887.84

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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.