Home / 29,274.24-40,395.52-19,846.40

Finding the Fourth Proportional to 29,274.24, 40,395.52 and 19,846.40

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Solution

The fourth proportional to 29,274.24, 40,395.52 and 19,846.40 is: 27,386.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,274.24 : 40,395.52 = 19,846.40 : x
  2. Step 2: Convert to fraction form
    29,274.24/40,395.52 = 19,846.40/x
  3. Step 3: Cross multiply
    29,274.24x = 40,395.52 × 19,846.40
  4. Step 4: Simplify right side
    29,274.24x = 801,705,648.13
  5. Step 5: Solve for x
    x = 801,705,648.13/29,274.24
  6. Step 6: Final answer
    x = 27,386.04

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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.