Home / 30,797.76-42,498.46-17,364.72

Finding the Fourth Proportional to 30,797.76, 42,498.46 and 17,364.72

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Solution

The fourth proportional to 30,797.76, 42,498.46 and 17,364.72 is: 23,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,797.76 : 42,498.46 = 17,364.72 : x
  2. Step 2: Convert to fraction form
    30,797.76/42,498.46 = 17,364.72/x
  3. Step 3: Cross multiply
    30,797.76x = 42,498.46 × 17,364.72
  4. Step 4: Simplify right side
    30,797.76x = 737,973,858.33
  5. Step 5: Solve for x
    x = 737,973,858.33/30,797.76
  6. Step 6: Final answer
    x = 23,961.93

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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.