Home / 29,189.24-40,277.10-16,440.28

Finding the Fourth Proportional to 29,189.24, 40,277.10 and 16,440.28

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Solution

The fourth proportional to 29,189.24, 40,277.10 and 16,440.28 is: 22,685.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,189.24 : 40,277.10 = 16,440.28 : x
  2. Step 2: Convert to fraction form
    29,189.24/40,277.10 = 16,440.28/x
  3. Step 3: Cross multiply
    29,189.24x = 40,277.10 × 16,440.28
  4. Step 4: Simplify right side
    29,189.24x = 662,166,801.59
  5. Step 5: Solve for x
    x = 662,166,801.59/29,189.24
  6. Step 6: Final answer
    x = 22,685.30

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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.