Home / 51,122.74-76,684.35-17,842.66

Finding the Fourth Proportional to 51,122.74, 76,684.35 and 17,842.66

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Solution

The fourth proportional to 51,122.74, 76,684.35 and 17,842.66 is: 26,764.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,122.74 : 76,684.35 = 17,842.66 : x
  2. Step 2: Convert to fraction form
    51,122.74/76,684.35 = 17,842.66/x
  3. Step 3: Cross multiply
    51,122.74x = 76,684.35 × 17,842.66
  4. Step 4: Simplify right side
    51,122.74x = 1,368,252,784.37
  5. Step 5: Solve for x
    x = 1,368,252,784.37/51,122.74
  6. Step 6: Final answer
    x = 26,764.07

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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.