Home / 14,274.54-19,698.45-7,901.39

Finding the Fourth Proportional to 14,274.54, 19,698.45 and 7,901.39

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Solution

The fourth proportional to 14,274.54, 19,698.45 and 7,901.39 is: 10,903.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,274.54 : 19,698.45 = 7,901.39 : x
  2. Step 2: Convert to fraction form
    14,274.54/19,698.45 = 7,901.39/x
  3. Step 3: Cross multiply
    14,274.54x = 19,698.45 × 7,901.39
  4. Step 4: Simplify right side
    14,274.54x = 155,645,135.85
  5. Step 5: Solve for x
    x = 155,645,135.85/14,274.54
  6. Step 6: Final answer
    x = 10,903.69

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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.