Home / 56,406.88-77,787.57-33,742.09

Finding the Fourth Proportional to 56,406.88, 77,787.57 and 33,742.09

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Solution

The fourth proportional to 56,406.88, 77,787.57 and 33,742.09 is: 46,531.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,406.88 : 77,787.57 = 33,742.09 : x
  2. Step 2: Convert to fraction form
    56,406.88/77,787.57 = 33,742.09/x
  3. Step 3: Cross multiply
    56,406.88x = 77,787.57 × 33,742.09
  4. Step 4: Simplify right side
    56,406.88x = 2,624,715,187.82
  5. Step 5: Solve for x
    x = 2,624,715,187.82/56,406.88
  6. Step 6: Final answer
    x = 46,531.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.