Home / 28,534.47-39,377.77-17,201.70

Finding the Fourth Proportional to 28,534.47, 39,377.77 and 17,201.70

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Solution

The fourth proportional to 28,534.47, 39,377.77 and 17,201.70 is: 23,738.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534.47 : 39,377.77 = 17,201.70 : x
  2. Step 2: Convert to fraction form
    28,534.47/39,377.77 = 17,201.70/x
  3. Step 3: Cross multiply
    28,534.47x = 39,377.77 × 17,201.70
  4. Step 4: Simplify right side
    28,534.47x = 677,364,586.21
  5. Step 5: Solve for x
    x = 677,364,586.21/28,534.47
  6. Step 6: Final answer
    x = 23,738.47

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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.