Home / 18,315.69-27,475.73-6,467.02

Finding the Fourth Proportional to 18,315.69, 27,475.73 and 6,467.02

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Solution

The fourth proportional to 18,315.69, 27,475.73 and 6,467.02 is: 9,701.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,315.69 : 27,475.73 = 6,467.02 : x
  2. Step 2: Convert to fraction form
    18,315.69/27,475.73 = 6,467.02/x
  3. Step 3: Cross multiply
    18,315.69x = 27,475.73 × 6,467.02
  4. Step 4: Simplify right side
    18,315.69x = 177,686,209.58
  5. Step 5: Solve for x
    x = 177,686,209.58/18,315.69
  6. Step 6: Final answer
    x = 9,701.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.