Home / 25,363.80-38,045.43-7,833.78

Finding the Fourth Proportional to 25,363.80, 38,045.43 and 7,833.78

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Solution

The fourth proportional to 25,363.80, 38,045.43 and 7,833.78 is: 11,750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,363.80 : 38,045.43 = 7,833.78 : x
  2. Step 2: Convert to fraction form
    25,363.80/38,045.43 = 7,833.78/x
  3. Step 3: Cross multiply
    25,363.80x = 38,045.43 × 7,833.78
  4. Step 4: Simplify right side
    25,363.80x = 298,039,528.63
  5. Step 5: Solve for x
    x = 298,039,528.63/25,363.80
  6. Step 6: Final answer
    x = 11,750.59

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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.