Home / 22,438.11-30,958.15-14,484.86

Finding the Fourth Proportional to 22,438.11, 30,958.15 and 14,484.86

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Solution

The fourth proportional to 22,438.11, 30,958.15 and 14,484.86 is: 19,984.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,438.11 : 30,958.15 = 14,484.86 : x
  2. Step 2: Convert to fraction form
    22,438.11/30,958.15 = 14,484.86/x
  3. Step 3: Cross multiply
    22,438.11x = 30,958.15 × 14,484.86
  4. Step 4: Simplify right side
    22,438.11x = 448,424,468.61
  5. Step 5: Solve for x
    x = 448,424,468.61/22,438.11
  6. Step 6: Final answer
    x = 19,984.95

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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.