Home / 19,476.48-29,218.88-6,997.12

Finding the Fourth Proportional to 19,476.48, 29,218.88 and 6,997.12

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Solution

The fourth proportional to 19,476.48, 29,218.88 and 6,997.12 is: 10,497.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476.48 : 29,218.88 = 6,997.12 : x
  2. Step 2: Convert to fraction form
    19,476.48/29,218.88 = 6,997.12/x
  3. Step 3: Cross multiply
    19,476.48x = 29,218.88 × 6,997.12
  4. Step 4: Simplify right side
    19,476.48x = 204,448,009.63
  5. Step 5: Solve for x
    x = 204,448,009.63/19,476.48
  6. Step 6: Final answer
    x = 10,497.17

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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.