Home / 51,291.42-76,936.34-26,317.05

Finding the Fourth Proportional to 51,291.42, 76,936.34 and 26,317.05

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Solution

The fourth proportional to 51,291.42, 76,936.34 and 26,317.05 is: 39,475.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,291.42 : 76,936.34 = 26,317.05 : x
  2. Step 2: Convert to fraction form
    51,291.42/76,936.34 = 26,317.05/x
  3. Step 3: Cross multiply
    51,291.42x = 76,936.34 × 26,317.05
  4. Step 4: Simplify right side
    51,291.42x = 2,024,737,375.01
  5. Step 5: Solve for x
    x = 2,024,737,375.01/51,291.42
  6. Step 6: Final answer
    x = 39,475.17

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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.