Home / 15,148.69-22,733.41-5,287.97

Finding the Fourth Proportional to 15,148.69, 22,733.41 and 5,287.97

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Solution

The fourth proportional to 15,148.69, 22,733.41 and 5,287.97 is: 7,935.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.69 : 22,733.41 = 5,287.97 : x
  2. Step 2: Convert to fraction form
    15,148.69/22,733.41 = 5,287.97/x
  3. Step 3: Cross multiply
    15,148.69x = 22,733.41 × 5,287.97
  4. Step 4: Simplify right side
    15,148.69x = 120,213,476.41
  5. Step 5: Solve for x
    x = 120,213,476.41/15,148.69
  6. Step 6: Final answer
    x = 7,935.57

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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.