Home / 18,235.30-25,165.74-10,169.14

Finding the Fourth Proportional to 18,235.30, 25,165.74 and 10,169.14

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Solution

The fourth proportional to 18,235.30, 25,165.74 and 10,169.14 is: 14,033.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.30 : 25,165.74 = 10,169.14 : x
  2. Step 2: Convert to fraction form
    18,235.30/25,165.74 = 10,169.14/x
  3. Step 3: Cross multiply
    18,235.30x = 25,165.74 × 10,169.14
  4. Step 4: Simplify right side
    18,235.30x = 255,913,933.26
  5. Step 5: Solve for x
    x = 255,913,933.26/18,235.30
  6. Step 6: Final answer
    x = 14,033.99

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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.