Home / 26,999.76-40,509.36-9,472.32

Finding the Fourth Proportional to 26,999.76, 40,509.36 and 9,472.32

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Solution

The fourth proportional to 26,999.76, 40,509.36 and 9,472.32 is: 14,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,999.76 : 40,509.36 = 9,472.32 : x
  2. Step 2: Convert to fraction form
    26,999.76/40,509.36 = 9,472.32/x
  3. Step 3: Cross multiply
    26,999.76x = 40,509.36 × 9,472.32
  4. Step 4: Simplify right side
    26,999.76x = 383,717,620.92
  5. Step 5: Solve for x
    x = 383,717,620.92/26,999.76
  6. Step 6: Final answer
    x = 14,211.89

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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.