Home / 56,104.36-77,389.86-33,428.44

Finding the Fourth Proportional to 56,104.36, 77,389.86 and 33,428.44

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Solution

The fourth proportional to 56,104.36, 77,389.86 and 33,428.44 is: 46,110.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,104.36 : 77,389.86 = 33,428.44 : x
  2. Step 2: Convert to fraction form
    56,104.36/77,389.86 = 33,428.44/x
  3. Step 3: Cross multiply
    56,104.36x = 77,389.86 × 33,428.44
  4. Step 4: Simplify right side
    56,104.36x = 2,587,022,291.62
  5. Step 5: Solve for x
    x = 2,587,022,291.62/56,104.36
  6. Step 6: Final answer
    x = 46,110.90

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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.