Home / 55,708.36-76,892.19-34,505.39

Finding the Fourth Proportional to 55,708.36, 76,892.19 and 34,505.39

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Solution

The fourth proportional to 55,708.36, 76,892.19 and 34,505.39 is: 47,626.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,708.36 : 76,892.19 = 34,505.39 : x
  2. Step 2: Convert to fraction form
    55,708.36/76,892.19 = 34,505.39/x
  3. Step 3: Cross multiply
    55,708.36x = 76,892.19 × 34,505.39
  4. Step 4: Simplify right side
    55,708.36x = 2,653,195,066.74
  5. Step 5: Solve for x
    x = 2,653,195,066.74/55,708.36
  6. Step 6: Final answer
    x = 47,626.52

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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.