Home / 18,277.59-25,222.86-10,320.15

Finding the Fourth Proportional to 18,277.59, 25,222.86 and 10,320.15

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Solution

The fourth proportional to 18,277.59, 25,222.86 and 10,320.15 is: 14,241.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.59 : 25,222.86 = 10,320.15 : x
  2. Step 2: Convert to fraction form
    18,277.59/25,222.86 = 10,320.15/x
  3. Step 3: Cross multiply
    18,277.59x = 25,222.86 × 10,320.15
  4. Step 4: Simplify right side
    18,277.59x = 260,303,698.63
  5. Step 5: Solve for x
    x = 260,303,698.63/18,277.59
  6. Step 6: Final answer
    x = 14,241.69

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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.