Home / 16,614.44-22,929.56-12,415.40

Finding the Fourth Proportional to 16,614.44, 22,929.56 and 12,415.40

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Solution

The fourth proportional to 16,614.44, 22,929.56 and 12,415.40 is: 17,134.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,614.44 : 22,929.56 = 12,415.40 : x
  2. Step 2: Convert to fraction form
    16,614.44/22,929.56 = 12,415.40/x
  3. Step 3: Cross multiply
    16,614.44x = 22,929.56 × 12,415.40
  4. Step 4: Simplify right side
    16,614.44x = 284,679,659.22
  5. Step 5: Solve for x
    x = 284,679,659.22/16,614.44
  6. Step 6: Final answer
    x = 17,134.47

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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.