Home / 16,858.12-23,253.30-10,395.40

Finding the Fourth Proportional to 16,858.12, 23,253.30 and 10,395.40

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Solution

The fourth proportional to 16,858.12, 23,253.30 and 10,395.40 is: 14,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858.12 : 23,253.30 = 10,395.40 : x
  2. Step 2: Convert to fraction form
    16,858.12/23,253.30 = 10,395.40/x
  3. Step 3: Cross multiply
    16,858.12x = 23,253.30 × 10,395.40
  4. Step 4: Simplify right side
    16,858.12x = 241,727,354.82
  5. Step 5: Solve for x
    x = 241,727,354.82/16,858.12
  6. Step 6: Final answer
    x = 14,338.93

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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.