Home / 27,036.28-40,563.10-12,997.32

Finding the Fourth Proportional to 27,036.28, 40,563.10 and 12,997.32

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Solution

The fourth proportional to 27,036.28, 40,563.10 and 12,997.32 is: 19,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,036.28 : 40,563.10 = 12,997.32 : x
  2. Step 2: Convert to fraction form
    27,036.28/40,563.10 = 12,997.32/x
  3. Step 3: Cross multiply
    27,036.28x = 40,563.10 × 12,997.32
  4. Step 4: Simplify right side
    27,036.28x = 527,211,590.89
  5. Step 5: Solve for x
    x = 527,211,590.89/27,036.28
  6. Step 6: Final answer
    x = 19,500.15

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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.