Home / 22,056.18-30,434.20-12,495.53

Finding the Fourth Proportional to 22,056.18, 30,434.20 and 12,495.53

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Solution

The fourth proportional to 22,056.18, 30,434.20 and 12,495.53 is: 17,241.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,056.18 : 30,434.20 = 12,495.53 : x
  2. Step 2: Convert to fraction form
    22,056.18/30,434.20 = 12,495.53/x
  3. Step 3: Cross multiply
    22,056.18x = 30,434.20 × 12,495.53
  4. Step 4: Simplify right side
    22,056.18x = 380,291,503.97
  5. Step 5: Solve for x
    x = 380,291,503.97/22,056.18
  6. Step 6: Final answer
    x = 17,241.95

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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.