Home / 25,364.92-38,037.92-8,720.24

Finding the Fourth Proportional to 25,364.92, 38,037.92 and 8,720.24

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Solution

The fourth proportional to 25,364.92, 38,037.92 and 8,720.24 is: 13,077.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,364.92 : 38,037.92 = 8,720.24 : x
  2. Step 2: Convert to fraction form
    25,364.92/38,037.92 = 8,720.24/x
  3. Step 3: Cross multiply
    25,364.92x = 38,037.92 × 8,720.24
  4. Step 4: Simplify right side
    25,364.92x = 331,699,791.50
  5. Step 5: Solve for x
    x = 331,699,791.50/25,364.92
  6. Step 6: Final answer
    x = 13,077.11

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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.