Home / 19,685.24-29,544.92-10,331.87

Finding the Fourth Proportional to 19,685.24, 29,544.92 and 10,331.87

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Solution

The fourth proportional to 19,685.24, 29,544.92 and 10,331.87 is: 15,506.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,685.24 : 29,544.92 = 10,331.87 : x
  2. Step 2: Convert to fraction form
    19,685.24/29,544.92 = 10,331.87/x
  3. Step 3: Cross multiply
    19,685.24x = 29,544.92 × 10,331.87
  4. Step 4: Simplify right side
    19,685.24x = 305,254,111.96
  5. Step 5: Solve for x
    x = 305,254,111.96/19,685.24
  6. Step 6: Final answer
    x = 15,506.75

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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.