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Finding the Fourth Proportional to 22,251.04, 30,703.04 and 14,294.32

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Solution

The fourth proportional to 22,251.04, 30,703.04 and 14,294.32 is: 19,723.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,251.04 : 30,703.04 = 14,294.32 : x
  2. Step 2: Convert to fraction form
    22,251.04/30,703.04 = 14,294.32/x
  3. Step 3: Cross multiply
    22,251.04x = 30,703.04 × 14,294.32
  4. Step 4: Simplify right side
    22,251.04x = 438,879,078.73
  5. Step 5: Solve for x
    x = 438,879,078.73/22,251.04
  6. Step 6: Final answer
    x = 19,723.98

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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.