Home / 33,293.45-45,947.10-19,145.99

Finding the Fourth Proportional to 33,293.45, 45,947.10 and 19,145.99

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Solution

The fourth proportional to 33,293.45, 45,947.10 and 19,145.99 is: 26,422.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,293.45 : 45,947.10 = 19,145.99 : x
  2. Step 2: Convert to fraction form
    33,293.45/45,947.10 = 19,145.99/x
  3. Step 3: Cross multiply
    33,293.45x = 45,947.10 × 19,145.99
  4. Step 4: Simplify right side
    33,293.45x = 879,702,487.39
  5. Step 5: Solve for x
    x = 879,702,487.39/33,293.45
  6. Step 6: Final answer
    x = 26,422.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.