Home / 19,798.25-29,690.12-5,754.47

Finding the Fourth Proportional to 19,798.25, 29,690.12 and 5,754.47

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Solution

The fourth proportional to 19,798.25, 29,690.12 and 5,754.47 is: 8,629.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,798.25 : 29,690.12 = 5,754.47 : x
  2. Step 2: Convert to fraction form
    19,798.25/29,690.12 = 5,754.47/x
  3. Step 3: Cross multiply
    19,798.25x = 29,690.12 × 5,754.47
  4. Step 4: Simplify right side
    19,798.25x = 170,850,770.77
  5. Step 5: Solve for x
    x = 170,850,770.77/19,798.25
  6. Step 6: Final answer
    x = 8,629.59

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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.