Home / 27,001.20-40,522.32-9,485.76

Finding the Fourth Proportional to 27,001.20, 40,522.32 and 9,485.76

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Solution

The fourth proportional to 27,001.20, 40,522.32 and 9,485.76 is: 14,235.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,001.20 : 40,522.32 = 9,485.76 : x
  2. Step 2: Convert to fraction form
    27,001.20/40,522.32 = 9,485.76/x
  3. Step 3: Cross multiply
    27,001.20x = 40,522.32 × 9,485.76
  4. Step 4: Simplify right side
    27,001.20x = 384,385,002.16
  5. Step 5: Solve for x
    x = 384,385,002.16/27,001.20
  6. Step 6: Final answer
    x = 14,235.85

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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.