Home / 35,487.06-48,921.24-27,920.34

Finding the Fourth Proportional to 35,487.06, 48,921.24 and 27,920.34

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Solution

The fourth proportional to 35,487.06, 48,921.24 and 27,920.34 is: 38,490.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,487.06 : 48,921.24 = 27,920.34 : x
  2. Step 2: Convert to fraction form
    35,487.06/48,921.24 = 27,920.34/x
  3. Step 3: Cross multiply
    35,487.06x = 48,921.24 × 27,920.34
  4. Step 4: Simplify right side
    35,487.06x = 1,365,897,654.02
  5. Step 5: Solve for x
    x = 1,365,897,654.02/35,487.06
  6. Step 6: Final answer
    x = 38,490.02

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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.