Home / 16,423.56-22,690.26-15,614.37

Finding the Fourth Proportional to 16,423.56, 22,690.26 and 15,614.37

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Solution

The fourth proportional to 16,423.56, 22,690.26 and 15,614.37 is: 21,572.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,423.56 : 22,690.26 = 15,614.37 : x
  2. Step 2: Convert to fraction form
    16,423.56/22,690.26 = 15,614.37/x
  3. Step 3: Cross multiply
    16,423.56x = 22,690.26 × 15,614.37
  4. Step 4: Simplify right side
    16,423.56x = 354,294,115.04
  5. Step 5: Solve for x
    x = 354,294,115.04/16,423.56
  6. Step 6: Final answer
    x = 21,572.31

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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.