Home / 27,152.30-40,703.38-18,836.24

Finding the Fourth Proportional to 27,152.30, 40,703.38 and 18,836.24

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Solution

The fourth proportional to 27,152.30, 40,703.38 and 18,836.24 is: 28,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,152.30 : 40,703.38 = 18,836.24 : x
  2. Step 2: Convert to fraction form
    27,152.30/40,703.38 = 18,836.24/x
  3. Step 3: Cross multiply
    27,152.30x = 40,703.38 × 18,836.24
  4. Step 4: Simplify right side
    27,152.30x = 766,698,634.49
  5. Step 5: Solve for x
    x = 766,698,634.49/27,152.30
  6. Step 6: Final answer
    x = 28,236.97

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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.