Home / 35,964.90-53,938.71-18,425.70

Finding the Fourth Proportional to 35,964.90, 53,938.71 and 18,425.70

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Solution

The fourth proportional to 35,964.90, 53,938.71 and 18,425.70 is: 27,634.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,964.90 : 53,938.71 = 18,425.70 : x
  2. Step 2: Convert to fraction form
    35,964.90/53,938.71 = 18,425.70/x
  3. Step 3: Cross multiply
    35,964.90x = 53,938.71 × 18,425.70
  4. Step 4: Simplify right side
    35,964.90x = 993,858,488.85
  5. Step 5: Solve for x
    x = 993,858,488.85/35,964.90
  6. Step 6: Final answer
    x = 27,634.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.