Home / 19,424.81-29,143.34-6,944.56

Finding the Fourth Proportional to 19,424.81, 29,143.34 and 6,944.56

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Solution

The fourth proportional to 19,424.81, 29,143.34 and 6,944.56 is: 10,419.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424.81 : 29,143.34 = 6,944.56 : x
  2. Step 2: Convert to fraction form
    19,424.81/29,143.34 = 6,944.56/x
  3. Step 3: Cross multiply
    19,424.81x = 29,143.34 × 6,944.56
  4. Step 4: Simplify right side
    19,424.81x = 202,387,673.23
  5. Step 5: Solve for x
    x = 202,387,673.23/19,424.81
  6. Step 6: Final answer
    x = 10,419.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.