Home / 29,443.36-40,633.26-16,868.14

Finding the Fourth Proportional to 29,443.36, 40,633.26 and 16,868.14

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Solution

The fourth proportional to 29,443.36, 40,633.26 and 16,868.14 is: 23,278.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,443.36 : 40,633.26 = 16,868.14 : x
  2. Step 2: Convert to fraction form
    29,443.36/40,633.26 = 16,868.14/x
  3. Step 3: Cross multiply
    29,443.36x = 40,633.26 × 16,868.14
  4. Step 4: Simplify right side
    29,443.36x = 685,407,518.34
  5. Step 5: Solve for x
    x = 685,407,518.34/29,443.36
  6. Step 6: Final answer
    x = 23,278.85

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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.