Home / 35,487.56-48,921.93-27,920.84

Finding the Fourth Proportional to 35,487.56, 48,921.93 and 27,920.84

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Solution

The fourth proportional to 35,487.56, 48,921.93 and 27,920.84 is: 38,490.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,487.56 : 48,921.93 = 27,920.84 : x
  2. Step 2: Convert to fraction form
    35,487.56/48,921.93 = 27,920.84/x
  3. Step 3: Cross multiply
    35,487.56x = 48,921.93 × 27,920.84
  4. Step 4: Simplify right side
    35,487.56x = 1,365,941,380.02
  5. Step 5: Solve for x
    x = 1,365,941,380.02/35,487.56
  6. Step 6: Final answer
    x = 38,490.71

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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.