Home / 29,343.72-40,503.48-19,797.40

Finding the Fourth Proportional to 29,343.72, 40,503.48 and 19,797.40

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Solution

The fourth proportional to 29,343.72, 40,503.48 and 19,797.40 is: 27,326.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,343.72 : 40,503.48 = 19,797.40 : x
  2. Step 2: Convert to fraction form
    29,343.72/40,503.48 = 19,797.40/x
  3. Step 3: Cross multiply
    29,343.72x = 40,503.48 × 19,797.40
  4. Step 4: Simplify right side
    29,343.72x = 801,863,594.95
  5. Step 5: Solve for x
    x = 801,863,594.95/29,343.72
  6. Step 6: Final answer
    x = 27,326.58

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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.