Home / 16,959.47-23,425.88-13,028.94

Finding the Fourth Proportional to 16,959.47, 23,425.88 and 13,028.94

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Solution

The fourth proportional to 16,959.47, 23,425.88 and 13,028.94 is: 17,996.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,959.47 : 23,425.88 = 13,028.94 : x
  2. Step 2: Convert to fraction form
    16,959.47/23,425.88 = 13,028.94/x
  3. Step 3: Cross multiply
    16,959.47x = 23,425.88 × 13,028.94
  4. Step 4: Simplify right side
    16,959.47x = 305,214,319.82
  5. Step 5: Solve for x
    x = 305,214,319.82/16,959.47
  6. Step 6: Final answer
    x = 17,996.70

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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.