Home / 51,656.70-77,454.94-20,029.81

Finding the Fourth Proportional to 51,656.70, 77,454.94 and 20,029.81

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Solution

The fourth proportional to 51,656.70, 77,454.94 and 20,029.81 is: 30,033.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,656.70 : 77,454.94 = 20,029.81 : x
  2. Step 2: Convert to fraction form
    51,656.70/77,454.94 = 20,029.81/x
  3. Step 3: Cross multiply
    51,656.70x = 77,454.94 × 20,029.81
  4. Step 4: Simplify right side
    51,656.70x = 1,551,407,925.40
  5. Step 5: Solve for x
    x = 1,551,407,925.40/51,656.70
  6. Step 6: Final answer
    x = 30,033.04

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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.