Home / 54,269.34-74,893.99-31,604.68

Finding the Fourth Proportional to 54,269.34, 74,893.99 and 31,604.68

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Solution

The fourth proportional to 54,269.34, 74,893.99 and 31,604.68 is: 43,615.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,269.34 : 74,893.99 = 31,604.68 : x
  2. Step 2: Convert to fraction form
    54,269.34/74,893.99 = 31,604.68/x
  3. Step 3: Cross multiply
    54,269.34x = 74,893.99 × 31,604.68
  4. Step 4: Simplify right side
    54,269.34x = 2,367,000,750.63
  5. Step 5: Solve for x
    x = 2,367,000,750.63/54,269.34
  6. Step 6: Final answer
    x = 43,615.80

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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.