Home / 25,300.82-37,947.70-13,906.32

Finding the Fourth Proportional to 25,300.82, 37,947.70 and 13,906.32

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Solution

The fourth proportional to 25,300.82, 37,947.70 and 13,906.32 is: 20,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,300.82 : 37,947.70 = 13,906.32 : x
  2. Step 2: Convert to fraction form
    25,300.82/37,947.70 = 13,906.32/x
  3. Step 3: Cross multiply
    25,300.82x = 37,947.70 × 13,906.32
  4. Step 4: Simplify right side
    25,300.82x = 527,712,826.19
  5. Step 5: Solve for x
    x = 527,712,826.19/25,300.82
  6. Step 6: Final answer
    x = 20,857.54

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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.