Home / 33,539.10-46,281.72-18,431.43

Finding the Fourth Proportional to 33,539.10, 46,281.72 and 18,431.43

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Solution

The fourth proportional to 33,539.10, 46,281.72 and 18,431.43 is: 25,434.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,539.10 : 46,281.72 = 18,431.43 : x
  2. Step 2: Convert to fraction form
    33,539.10/46,281.72 = 18,431.43/x
  3. Step 3: Cross multiply
    33,539.10x = 46,281.72 × 18,431.43
  4. Step 4: Simplify right side
    33,539.10x = 853,038,190.30
  5. Step 5: Solve for x
    x = 853,038,190.30/33,539.10
  6. Step 6: Final answer
    x = 25,434.14

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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.