Home / 25,620.17-38,431.97-12,296.10

Finding the Fourth Proportional to 25,620.17, 38,431.97 and 12,296.10

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Solution

The fourth proportional to 25,620.17, 38,431.97 and 12,296.10 is: 18,444.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,620.17 : 38,431.97 = 12,296.10 : x
  2. Step 2: Convert to fraction form
    25,620.17/38,431.97 = 12,296.10/x
  3. Step 3: Cross multiply
    25,620.17x = 38,431.97 × 12,296.10
  4. Step 4: Simplify right side
    25,620.17x = 472,563,475.07
  5. Step 5: Solve for x
    x = 472,563,475.07/25,620.17
  6. Step 6: Final answer
    x = 18,444.98

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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.