Home / 22,265.42-30,726.63-12,193.68

Finding the Fourth Proportional to 22,265.42, 30,726.63 and 12,193.68

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Solution

The fourth proportional to 22,265.42, 30,726.63 and 12,193.68 is: 16,827.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.42 : 30,726.63 = 12,193.68 : x
  2. Step 2: Convert to fraction form
    22,265.42/30,726.63 = 12,193.68/x
  3. Step 3: Cross multiply
    22,265.42x = 30,726.63 × 12,193.68
  4. Step 4: Simplify right side
    22,265.42x = 374,670,693.70
  5. Step 5: Solve for x
    x = 374,670,693.70/22,265.42
  6. Step 6: Final answer
    x = 16,827.47

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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.