Home / 30,795.39-42,497.55-17,366.55

Finding the Fourth Proportional to 30,795.39, 42,497.55 and 17,366.55

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Solution

The fourth proportional to 30,795.39, 42,497.55 and 17,366.55 is: 23,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,795.39 : 42,497.55 = 17,366.55 : x
  2. Step 2: Convert to fraction form
    30,795.39/42,497.55 = 17,366.55/x
  3. Step 3: Cross multiply
    30,795.39x = 42,497.55 × 17,366.55
  4. Step 4: Simplify right side
    30,795.39x = 738,035,613.28
  5. Step 5: Solve for x
    x = 738,035,613.28/30,795.39
  6. Step 6: Final answer
    x = 23,965.78

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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.