Home / 35,681.46-49,241.76-19,765.56

Finding the Fourth Proportional to 35,681.46, 49,241.76 and 19,765.56

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Solution

The fourth proportional to 35,681.46, 49,241.76 and 19,765.56 is: 27,277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,681.46 : 49,241.76 = 19,765.56 : x
  2. Step 2: Convert to fraction form
    35,681.46/49,241.76 = 19,765.56/x
  3. Step 3: Cross multiply
    35,681.46x = 49,241.76 × 19,765.56
  4. Step 4: Simplify right side
    35,681.46x = 973,290,961.79
  5. Step 5: Solve for x
    x = 973,290,961.79/35,681.46
  6. Step 6: Final answer
    x = 27,277.22

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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.