Home / 16,921.50-23,356.26-10,207.32

Finding the Fourth Proportional to 16,921.50, 23,356.26 and 10,207.32

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Solution

The fourth proportional to 16,921.50, 23,356.26 and 10,207.32 is: 14,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,921.50 : 23,356.26 = 10,207.32 : x
  2. Step 2: Convert to fraction form
    16,921.50/23,356.26 = 10,207.32/x
  3. Step 3: Cross multiply
    16,921.50x = 23,356.26 × 10,207.32
  4. Step 4: Simplify right side
    16,921.50x = 238,404,819.82
  5. Step 5: Solve for x
    x = 238,404,819.82/16,921.50
  6. Step 6: Final answer
    x = 14,088.87

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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.