Home / 25,165.45-37,720.50-10,366.30

Finding the Fourth Proportional to 25,165.45, 37,720.50 and 10,366.30

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Solution

The fourth proportional to 25,165.45, 37,720.50 and 10,366.30 is: 15,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,165.45 : 37,720.50 = 10,366.30 : x
  2. Step 2: Convert to fraction form
    25,165.45/37,720.50 = 10,366.30/x
  3. Step 3: Cross multiply
    25,165.45x = 37,720.50 × 10,366.30
  4. Step 4: Simplify right side
    25,165.45x = 391,021,815.25
  5. Step 5: Solve for x
    x = 391,021,815.25/25,165.45
  6. Step 6: Final answer
    x = 15,538.04

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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.