Home / 21,226.27-29,262.98-16,933.92

Finding the Fourth Proportional to 21,226.27, 29,262.98 and 16,933.92

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Solution

The fourth proportional to 21,226.27, 29,262.98 and 16,933.92 is: 23,345.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,226.27 : 29,262.98 = 16,933.92 : x
  2. Step 2: Convert to fraction form
    21,226.27/29,262.98 = 16,933.92/x
  3. Step 3: Cross multiply
    21,226.27x = 29,262.98 × 16,933.92
  4. Step 4: Simplify right side
    21,226.27x = 495,536,962.28
  5. Step 5: Solve for x
    x = 495,536,962.28/21,226.27
  6. Step 6: Final answer
    x = 23,345.46

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1.5x scale

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.