Home / 29,284.40-40,395.97-18,525.94

Finding the Fourth Proportional to 29,284.40, 40,395.97 and 18,525.94

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Solution

The fourth proportional to 29,284.40, 40,395.97 and 18,525.94 is: 25,555.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,284.40 : 40,395.97 = 18,525.94 : x
  2. Step 2: Convert to fraction form
    29,284.40/40,395.97 = 18,525.94/x
  3. Step 3: Cross multiply
    29,284.40x = 40,395.97 × 18,525.94
  4. Step 4: Simplify right side
    29,284.40x = 748,373,316.46
  5. Step 5: Solve for x
    x = 748,373,316.46/29,284.40
  6. Step 6: Final answer
    x = 25,555.36

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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.