Home / 18,277.44-25,222.64-10,320.00

Finding the Fourth Proportional to 18,277.44, 25,222.64 and 10,320.00

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Solution

The fourth proportional to 18,277.44, 25,222.64 and 10,320.00 is: 14,241.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.44 : 25,222.64 = 10,320.00 : x
  2. Step 2: Convert to fraction form
    18,277.44/25,222.64 = 10,320.00/x
  3. Step 3: Cross multiply
    18,277.44x = 25,222.64 × 10,320.00
  4. Step 4: Simplify right side
    18,277.44x = 260,297,518.69
  5. Step 5: Solve for x
    x = 260,297,518.69/18,277.44
  6. Step 6: Final answer
    x = 14,241.47

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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.