Home / 55,352.62-76,386.39-30,202.06

Finding the Fourth Proportional to 55,352.62, 76,386.39 and 30,202.06

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Solution

The fourth proportional to 55,352.62, 76,386.39 and 30,202.06 is: 41,678.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,352.62 : 76,386.39 = 30,202.06 : x
  2. Step 2: Convert to fraction form
    55,352.62/76,386.39 = 30,202.06/x
  3. Step 3: Cross multiply
    55,352.62x = 76,386.39 × 30,202.06
  4. Step 4: Simplify right side
    55,352.62x = 2,307,026,333.96
  5. Step 5: Solve for x
    x = 2,307,026,333.96/55,352.62
  6. Step 6: Final answer
    x = 41,678.72

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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.