Home / 26,862.48-40,330.26-18,521.82

Finding the Fourth Proportional to 26,862.48, 40,330.26 and 18,521.82

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Solution

The fourth proportional to 26,862.48, 40,330.26 and 18,521.82 is: 27,807.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,862.48 : 40,330.26 = 18,521.82 : x
  2. Step 2: Convert to fraction form
    26,862.48/40,330.26 = 18,521.82/x
  3. Step 3: Cross multiply
    26,862.48x = 40,330.26 × 18,521.82
  4. Step 4: Simplify right side
    26,862.48x = 746,989,816.27
  5. Step 5: Solve for x
    x = 746,989,816.27/26,862.48
  6. Step 6: Final answer
    x = 27,807.92

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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.