Home / 34,777.81-47,993.03-19,673.42

Finding the Fourth Proportional to 34,777.81, 47,993.03 and 19,673.42

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Solution

The fourth proportional to 34,777.81, 47,993.03 and 19,673.42 is: 27,149.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,777.81 : 47,993.03 = 19,673.42 : x
  2. Step 2: Convert to fraction form
    34,777.81/47,993.03 = 19,673.42/x
  3. Step 3: Cross multiply
    34,777.81x = 47,993.03 × 19,673.42
  4. Step 4: Simplify right side
    34,777.81x = 944,186,697.93
  5. Step 5: Solve for x
    x = 944,186,697.93/34,777.81
  6. Step 6: Final answer
    x = 27,149.12

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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.