Home / 25,229.20-34,822.28-14,624.64

Finding the Fourth Proportional to 25,229.20, 34,822.28 and 14,624.64

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Solution

The fourth proportional to 25,229.20, 34,822.28 and 14,624.64 is: 20,185.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,229.20 : 34,822.28 = 14,624.64 : x
  2. Step 2: Convert to fraction form
    25,229.20/34,822.28 = 14,624.64/x
  3. Step 3: Cross multiply
    25,229.20x = 34,822.28 × 14,624.64
  4. Step 4: Simplify right side
    25,229.20x = 509,263,308.98
  5. Step 5: Solve for x
    x = 509,263,308.98/25,229.20
  6. Step 6: Final answer
    x = 20,185.47

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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.