Home / 16,858.17-23,251.12-10,808.99

Finding the Fourth Proportional to 16,858.17, 23,251.12 and 10,808.99

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Solution

The fourth proportional to 16,858.17, 23,251.12 and 10,808.99 is: 14,907.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858.17 : 23,251.12 = 10,808.99 : x
  2. Step 2: Convert to fraction form
    16,858.17/23,251.12 = 10,808.99/x
  3. Step 3: Cross multiply
    16,858.17x = 23,251.12 × 10,808.99
  4. Step 4: Simplify right side
    16,858.17x = 251,320,980.29
  5. Step 5: Solve for x
    x = 251,320,980.29/16,858.17
  6. Step 6: Final answer
    x = 14,907.96

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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.