Home / 33,427.85-46,130.79-18,320.18

Finding the Fourth Proportional to 33,427.85, 46,130.79 and 18,320.18

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Solution

The fourth proportional to 33,427.85, 46,130.79 and 18,320.18 is: 25,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,427.85 : 46,130.79 = 18,320.18 : x
  2. Step 2: Convert to fraction form
    33,427.85/46,130.79 = 18,320.18/x
  3. Step 3: Cross multiply
    33,427.85x = 46,130.79 × 18,320.18
  4. Step 4: Simplify right side
    33,427.85x = 845,124,318.68
  5. Step 5: Solve for x
    x = 845,124,318.68/33,427.85
  6. Step 6: Final answer
    x = 25,282.04

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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.