Home / 35,836.95-49,455.05-19,921.26

Finding the Fourth Proportional to 35,836.95, 49,455.05 and 19,921.26

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Solution

The fourth proportional to 35,836.95, 49,455.05 and 19,921.26 is: 27,491.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,836.95 : 49,455.05 = 19,921.26 : x
  2. Step 2: Convert to fraction form
    35,836.95/49,455.05 = 19,921.26/x
  3. Step 3: Cross multiply
    35,836.95x = 49,455.05 × 19,921.26
  4. Step 4: Simplify right side
    35,836.95x = 985,206,909.36
  5. Step 5: Solve for x
    x = 985,206,909.36/35,836.95
  6. Step 6: Final answer
    x = 27,491.37

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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.