Home / 29,253.56-40,369.92-15,824.80

Finding the Fourth Proportional to 29,253.56, 40,369.92 and 15,824.80

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Solution

The fourth proportional to 29,253.56, 40,369.92 and 15,824.80 is: 21,838.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,253.56 : 40,369.92 = 15,824.80 : x
  2. Step 2: Convert to fraction form
    29,253.56/40,369.92 = 15,824.80/x
  3. Step 3: Cross multiply
    29,253.56x = 40,369.92 × 15,824.80
  4. Step 4: Simplify right side
    29,253.56x = 638,845,910.02
  5. Step 5: Solve for x
    x = 638,845,910.02/29,253.56
  6. Step 6: Final answer
    x = 21,838.23

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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.