Home / 19,613.27-29,410.66-7,124.49

Finding the Fourth Proportional to 19,613.27, 29,410.66 and 7,124.49

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Solution

The fourth proportional to 19,613.27, 29,410.66 and 7,124.49 is: 10,683.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.27 : 29,410.66 = 7,124.49 : x
  2. Step 2: Convert to fraction form
    19,613.27/29,410.66 = 7,124.49/x
  3. Step 3: Cross multiply
    19,613.27x = 29,410.66 × 7,124.49
  4. Step 4: Simplify right side
    19,613.27x = 209,535,953.06
  5. Step 5: Solve for x
    x = 209,535,953.06/19,613.27
  6. Step 6: Final answer
    x = 10,683.38

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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.