Home / 35,201.64-48,572.10-20,087.40

Finding the Fourth Proportional to 35,201.64, 48,572.10 and 20,087.40

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Solution

The fourth proportional to 35,201.64, 48,572.10 and 20,087.40 is: 27,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,201.64 : 48,572.10 = 20,087.40 : x
  2. Step 2: Convert to fraction form
    35,201.64/48,572.10 = 20,087.40/x
  3. Step 3: Cross multiply
    35,201.64x = 48,572.10 × 20,087.40
  4. Step 4: Simplify right side
    35,201.64x = 975,687,201.54
  5. Step 5: Solve for x
    x = 975,687,201.54/35,201.64
  6. Step 6: Final answer
    x = 27,717.10

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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.