Home / 19,569.09-29,358.50-5,718.09

Finding the Fourth Proportional to 19,569.09, 29,358.50 and 5,718.09

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Solution

The fourth proportional to 19,569.09, 29,358.50 and 5,718.09 is: 8,578.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,569.09 : 29,358.50 = 5,718.09 : x
  2. Step 2: Convert to fraction form
    19,569.09/29,358.50 = 5,718.09/x
  3. Step 3: Cross multiply
    19,569.09x = 29,358.50 × 5,718.09
  4. Step 4: Simplify right side
    19,569.09x = 167,874,658.93
  5. Step 5: Solve for x
    x = 167,874,658.93/19,569.09
  6. Step 6: Final answer
    x = 8,578.56

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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.