Home / 16,913.45-23,345.62-10,945.52

Finding the Fourth Proportional to 16,913.45, 23,345.62 and 10,945.52

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Solution

The fourth proportional to 16,913.45, 23,345.62 and 10,945.52 is: 15,108.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.45 : 23,345.62 = 10,945.52 : x
  2. Step 2: Convert to fraction form
    16,913.45/23,345.62 = 10,945.52/x
  3. Step 3: Cross multiply
    16,913.45x = 23,345.62 × 10,945.52
  4. Step 4: Simplify right side
    16,913.45x = 255,529,861.25
  5. Step 5: Solve for x
    x = 255,529,861.25/16,913.45
  6. Step 6: Final answer
    x = 15,108.09

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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.