Home / 35,963.99-53,979.23-18,207.12

Finding the Fourth Proportional to 35,963.99, 53,979.23 and 18,207.12

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Solution

The fourth proportional to 35,963.99, 53,979.23 and 18,207.12 is: 27,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,963.99 : 53,979.23 = 18,207.12 : x
  2. Step 2: Convert to fraction form
    35,963.99/53,979.23 = 18,207.12/x
  3. Step 3: Cross multiply
    35,963.99x = 53,979.23 × 18,207.12
  4. Step 4: Simplify right side
    35,963.99x = 982,806,227.08
  5. Step 5: Solve for x
    x = 982,806,227.08/35,963.99
  6. Step 6: Final answer
    x = 27,327.51

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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.