Home / 29,140.56-40,213.92-16,393.76

Finding the Fourth Proportional to 29,140.56, 40,213.92 and 16,393.76

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Solution

The fourth proportional to 29,140.56, 40,213.92 and 16,393.76 is: 22,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140.56 : 40,213.92 = 16,393.76 : x
  2. Step 2: Convert to fraction form
    29,140.56/40,213.92 = 16,393.76/x
  3. Step 3: Cross multiply
    29,140.56x = 40,213.92 × 16,393.76
  4. Step 4: Simplify right side
    29,140.56x = 659,257,152.07
  5. Step 5: Solve for x
    x = 659,257,152.07/29,140.56
  6. Step 6: Final answer
    x = 22,623.35

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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.