Home / 18,231.93-25,159.89-10,165.47

Finding the Fourth Proportional to 18,231.93, 25,159.89 and 10,165.47

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Solution

The fourth proportional to 18,231.93, 25,159.89 and 10,165.47 is: 14,028.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231.93 : 25,159.89 = 10,165.47 : x
  2. Step 2: Convert to fraction form
    18,231.93/25,159.89 = 10,165.47/x
  3. Step 3: Cross multiply
    18,231.93x = 25,159.89 × 10,165.47
  4. Step 4: Simplify right side
    18,231.93x = 255,762,107.00
  5. Step 5: Solve for x
    x = 255,762,107.00/18,231.93
  6. Step 6: Final answer
    x = 14,028.25

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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.