Home / 28,048.56-38,715.60-16,726.38

Finding the Fourth Proportional to 28,048.56, 38,715.60 and 16,726.38

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Solution

The fourth proportional to 28,048.56, 38,715.60 and 16,726.38 is: 23,087.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,048.56 : 38,715.60 = 16,726.38 : x
  2. Step 2: Convert to fraction form
    28,048.56/38,715.60 = 16,726.38/x
  3. Step 3: Cross multiply
    28,048.56x = 38,715.60 × 16,726.38
  4. Step 4: Simplify right side
    28,048.56x = 647,571,837.53
  5. Step 5: Solve for x
    x = 647,571,837.53/28,048.56
  6. Step 6: Final answer
    x = 23,087.53

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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.