Home / 15,997.46-23,999.63-4,904.91

Finding the Fourth Proportional to 15,997.46, 23,999.63 and 4,904.91

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Solution

The fourth proportional to 15,997.46, 23,999.63 and 4,904.91 is: 7,358.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.46 : 23,999.63 = 4,904.91 : x
  2. Step 2: Convert to fraction form
    15,997.46/23,999.63 = 4,904.91/x
  3. Step 3: Cross multiply
    15,997.46x = 23,999.63 × 4,904.91
  4. Step 4: Simplify right side
    15,997.46x = 117,716,000.66
  5. Step 5: Solve for x
    x = 117,716,000.66/15,997.46
  6. Step 6: Final answer
    x = 7,358.42

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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.