Home / 14,353.71-21,522.28-5,578.37

Finding the Fourth Proportional to 14,353.71, 21,522.28 and 5,578.37

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Solution

The fourth proportional to 14,353.71, 21,522.28 and 5,578.37 is: 8,364.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.71 : 21,522.28 = 5,578.37 : x
  2. Step 2: Convert to fraction form
    14,353.71/21,522.28 = 5,578.37/x
  3. Step 3: Cross multiply
    14,353.71x = 21,522.28 × 5,578.37
  4. Step 4: Simplify right side
    14,353.71x = 120,059,241.08
  5. Step 5: Solve for x
    x = 120,059,241.08/14,353.71
  6. Step 6: Final answer
    x = 8,364.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.