Home / 25,443.44-38,153.04-9,427.76

Finding the Fourth Proportional to 25,443.44, 38,153.04 and 9,427.76

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Solution

The fourth proportional to 25,443.44, 38,153.04 and 9,427.76 is: 14,137.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,443.44 : 38,153.04 = 9,427.76 : x
  2. Step 2: Convert to fraction form
    25,443.44/38,153.04 = 9,427.76/x
  3. Step 3: Cross multiply
    25,443.44x = 38,153.04 × 9,427.76
  4. Step 4: Simplify right side
    25,443.44x = 359,697,704.39
  5. Step 5: Solve for x
    x = 359,697,704.39/25,443.44
  6. Step 6: Final answer
    x = 14,137.15

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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.