Home / 35,679.40-49,237.62-19,763.52

Finding the Fourth Proportional to 35,679.40, 49,237.62 and 19,763.52

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Solution

The fourth proportional to 35,679.40, 49,237.62 and 19,763.52 is: 27,273.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,679.40 : 49,237.62 = 19,763.52 : x
  2. Step 2: Convert to fraction form
    35,679.40/49,237.62 = 19,763.52/x
  3. Step 3: Cross multiply
    35,679.40x = 49,237.62 × 19,763.52
  4. Step 4: Simplify right side
    35,679.40x = 973,108,687.62
  5. Step 5: Solve for x
    x = 973,108,687.62/35,679.40
  6. Step 6: Final answer
    x = 27,273.68

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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.