Home / 54,284.46-74,911.68-30,410.98

Finding the Fourth Proportional to 54,284.46, 74,911.68 and 30,410.98

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Solution

The fourth proportional to 54,284.46, 74,911.68 and 30,410.98 is: 41,966.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,284.46 : 74,911.68 = 30,410.98 : x
  2. Step 2: Convert to fraction form
    54,284.46/74,911.68 = 30,410.98/x
  3. Step 3: Cross multiply
    54,284.46x = 74,911.68 × 30,410.98
  4. Step 4: Simplify right side
    54,284.46x = 2,278,137,602.25
  5. Step 5: Solve for x
    x = 2,278,137,602.25/54,284.46
  6. Step 6: Final answer
    x = 41,966.66

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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.