Home / 53,126.88-73,315.09-29,253.49

Finding the Fourth Proportional to 53,126.88, 73,315.09 and 29,253.49

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Solution

The fourth proportional to 53,126.88, 73,315.09 and 29,253.49 is: 40,369.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,126.88 : 73,315.09 = 29,253.49 : x
  2. Step 2: Convert to fraction form
    53,126.88/73,315.09 = 29,253.49/x
  3. Step 3: Cross multiply
    53,126.88x = 73,315.09 × 29,253.49
  4. Step 4: Simplify right side
    53,126.88x = 2,144,722,252.16
  5. Step 5: Solve for x
    x = 2,144,722,252.16/53,126.88
  6. Step 6: Final answer
    x = 40,369.81

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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.