Home / 25,318.43-37,977.15-7,561.11

Finding the Fourth Proportional to 25,318.43, 37,977.15 and 7,561.11

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Solution

The fourth proportional to 25,318.43, 37,977.15 and 7,561.11 is: 11,341.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,318.43 : 37,977.15 = 7,561.11 : x
  2. Step 2: Convert to fraction form
    25,318.43/37,977.15 = 7,561.11/x
  3. Step 3: Cross multiply
    25,318.43x = 37,977.15 × 7,561.11
  4. Step 4: Simplify right side
    25,318.43x = 287,149,579.40
  5. Step 5: Solve for x
    x = 287,149,579.40/25,318.43
  6. Step 6: Final answer
    x = 11,341.52

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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.