Home / 16,782.27-25,157.68-5,681.19

Finding the Fourth Proportional to 16,782.27, 25,157.68 and 5,681.19

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Solution

The fourth proportional to 16,782.27, 25,157.68 and 5,681.19 is: 8,516.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.27 : 25,157.68 = 5,681.19 : x
  2. Step 2: Convert to fraction form
    16,782.27/25,157.68 = 5,681.19/x
  3. Step 3: Cross multiply
    16,782.27x = 25,157.68 × 5,681.19
  4. Step 4: Simplify right side
    16,782.27x = 142,925,560.04
  5. Step 5: Solve for x
    x = 142,925,560.04/16,782.27
  6. Step 6: Final answer
    x = 8,516.46

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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.