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Finding the Fourth Proportional to 53,395.91, 73,679.91 and 29,519.34

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Solution

The fourth proportional to 53,395.91, 73,679.91 and 29,519.34 is: 40,733.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,395.91 : 73,679.91 = 29,519.34 : x
  2. Step 2: Convert to fraction form
    53,395.91/73,679.91 = 29,519.34/x
  3. Step 3: Cross multiply
    53,395.91x = 73,679.91 × 29,519.34
  4. Step 4: Simplify right side
    53,395.91x = 2,174,982,093.51
  5. Step 5: Solve for x
    x = 2,174,982,093.51/53,395.91
  6. Step 6: Final answer
    x = 40,733.12

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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.