Home / 27,490.04-37,936.26-15,553.14

Finding the Fourth Proportional to 27,490.04, 37,936.26 and 15,553.14

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Solution

The fourth proportional to 27,490.04, 37,936.26 and 15,553.14 is: 21,463.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490.04 : 37,936.26 = 15,553.14 : x
  2. Step 2: Convert to fraction form
    27,490.04/37,936.26 = 15,553.14/x
  3. Step 3: Cross multiply
    27,490.04x = 37,936.26 × 15,553.14
  4. Step 4: Simplify right side
    27,490.04x = 590,027,962.86
  5. Step 5: Solve for x
    x = 590,027,962.86/27,490.04
  6. Step 6: Final answer
    x = 21,463.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.