Home / 19,478.24-29,213.52-6,997.92

Finding the Fourth Proportional to 19,478.24, 29,213.52 and 6,997.92

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Solution

The fourth proportional to 19,478.24, 29,213.52 and 6,997.92 is: 10,495.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,478.24 : 29,213.52 = 6,997.92 : x
  2. Step 2: Convert to fraction form
    19,478.24/29,213.52 = 6,997.92/x
  3. Step 3: Cross multiply
    19,478.24x = 29,213.52 × 6,997.92
  4. Step 4: Simplify right side
    19,478.24x = 204,433,875.88
  5. Step 5: Solve for x
    x = 204,433,875.88/19,478.24
  6. Step 6: Final answer
    x = 10,495.50

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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.