Home / 35,606.56-49,139.18-19,690.68

Finding the Fourth Proportional to 35,606.56, 49,139.18 and 19,690.68

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Solution

The fourth proportional to 35,606.56, 49,139.18 and 19,690.68 is: 27,174.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,606.56 : 49,139.18 = 19,690.68 : x
  2. Step 2: Convert to fraction form
    35,606.56/49,139.18 = 19,690.68/x
  3. Step 3: Cross multiply
    35,606.56x = 49,139.18 × 19,690.68
  4. Step 4: Simplify right side
    35,606.56x = 967,583,868.84
  5. Step 5: Solve for x
    x = 967,583,868.84/35,606.56
  6. Step 6: Final answer
    x = 27,174.31

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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.