Home / 33,539.76-46,285.64-18,433.36

Finding the Fourth Proportional to 33,539.76, 46,285.64 and 18,433.36

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Solution

The fourth proportional to 33,539.76, 46,285.64 and 18,433.36 is: 25,438.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,539.76 : 46,285.64 = 18,433.36 : x
  2. Step 2: Convert to fraction form
    33,539.76/46,285.64 = 18,433.36/x
  3. Step 3: Cross multiply
    33,539.76x = 46,285.64 × 18,433.36
  4. Step 4: Simplify right side
    33,539.76x = 853,199,864.95
  5. Step 5: Solve for x
    x = 853,199,864.95/33,539.76
  6. Step 6: Final answer
    x = 25,438.46

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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.