Home / 19,235.55-26,545.14-11,282.43

Finding the Fourth Proportional to 19,235.55, 26,545.14 and 11,282.43

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Solution

The fourth proportional to 19,235.55, 26,545.14 and 11,282.43 is: 15,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,235.55 : 26,545.14 = 11,282.43 : x
  2. Step 2: Convert to fraction form
    19,235.55/26,545.14 = 11,282.43/x
  3. Step 3: Cross multiply
    19,235.55x = 26,545.14 × 11,282.43
  4. Step 4: Simplify right side
    19,235.55x = 299,493,683.89
  5. Step 5: Solve for x
    x = 299,493,683.89/19,235.55
  6. Step 6: Final answer
    x = 15,569.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.