Home / 30,955.98-46,436.43-18,560.58

Finding the Fourth Proportional to 30,955.98, 46,436.43 and 18,560.58

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Solution

The fourth proportional to 30,955.98, 46,436.43 and 18,560.58 is: 27,842.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,955.98 : 46,436.43 = 18,560.58 : x
  2. Step 2: Convert to fraction form
    30,955.98/46,436.43 = 18,560.58/x
  3. Step 3: Cross multiply
    30,955.98x = 46,436.43 × 18,560.58
  4. Step 4: Simplify right side
    30,955.98x = 861,887,073.93
  5. Step 5: Solve for x
    x = 861,887,073.93/30,955.98
  6. Step 6: Final answer
    x = 27,842.34

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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.