Home / 18,316.88-25,277.84-10,358.94

Finding the Fourth Proportional to 18,316.88, 25,277.84 and 10,358.94

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Solution

The fourth proportional to 18,316.88, 25,277.84 and 10,358.94 is: 14,295.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.88 : 25,277.84 = 10,358.94 : x
  2. Step 2: Convert to fraction form
    18,316.88/25,277.84 = 10,358.94/x
  3. Step 3: Cross multiply
    18,316.88x = 25,277.84 × 10,358.94
  4. Step 4: Simplify right side
    18,316.88x = 261,851,576.09
  5. Step 5: Solve for x
    x = 261,851,576.09/18,316.88
  6. Step 6: Final answer
    x = 14,295.65

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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.