Home / 30,441.94-42,011.80-17,014.16

Finding the Fourth Proportional to 30,441.94, 42,011.80 and 17,014.16

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Solution

The fourth proportional to 30,441.94, 42,011.80 and 17,014.16 is: 23,480.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,441.94 : 42,011.80 = 17,014.16 : x
  2. Step 2: Convert to fraction form
    30,441.94/42,011.80 = 17,014.16/x
  3. Step 3: Cross multiply
    30,441.94x = 42,011.80 × 17,014.16
  4. Step 4: Simplify right side
    30,441.94x = 714,795,487.09
  5. Step 5: Solve for x
    x = 714,795,487.09/30,441.94
  6. Step 6: Final answer
    x = 23,480.62

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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.