Home / 22,423.58-30,943.68-13,476.02

Finding the Fourth Proportional to 22,423.58, 30,943.68 and 13,476.02

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Solution

The fourth proportional to 22,423.58, 30,943.68 and 13,476.02 is: 18,596.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,423.58 : 30,943.68 = 13,476.02 : x
  2. Step 2: Convert to fraction form
    22,423.58/30,943.68 = 13,476.02/x
  3. Step 3: Cross multiply
    22,423.58x = 30,943.68 × 13,476.02
  4. Step 4: Simplify right side
    22,423.58x = 416,997,650.55
  5. Step 5: Solve for x
    x = 416,997,650.55/22,423.58
  6. Step 6: Final answer
    x = 18,596.39

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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.