Home / 56,382.28-77,833.08-33,415.83

Finding the Fourth Proportional to 56,382.28, 77,833.08 and 33,415.83

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Solution

The fourth proportional to 56,382.28, 77,833.08 and 33,415.83 is: 46,128.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,382.28 : 77,833.08 = 33,415.83 : x
  2. Step 2: Convert to fraction form
    56,382.28/77,833.08 = 33,415.83/x
  3. Step 3: Cross multiply
    56,382.28x = 77,833.08 × 33,415.83
  4. Step 4: Simplify right side
    56,382.28x = 2,600,856,969.66
  5. Step 5: Solve for x
    x = 2,600,856,969.66/56,382.28
  6. Step 6: Final answer
    x = 46,128.98

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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.