Home / 35,236.32-48,627.66-21,086.40

Finding the Fourth Proportional to 35,236.32, 48,627.66 and 21,086.40

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Solution

The fourth proportional to 35,236.32, 48,627.66 and 21,086.40 is: 29,100.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,236.32 : 48,627.66 = 21,086.40 : x
  2. Step 2: Convert to fraction form
    35,236.32/48,627.66 = 21,086.40/x
  3. Step 3: Cross multiply
    35,236.32x = 48,627.66 × 21,086.40
  4. Step 4: Simplify right side
    35,236.32x = 1,025,382,289.82
  5. Step 5: Solve for x
    x = 1,025,382,289.82/35,236.32
  6. Step 6: Final answer
    x = 29,100.15

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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.