Home / 33,830.11-46,686.14-18,724.02

Finding the Fourth Proportional to 33,830.11, 46,686.14 and 18,724.02

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Solution

The fourth proportional to 33,830.11, 46,686.14 and 18,724.02 is: 25,839.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,830.11 : 46,686.14 = 18,724.02 : x
  2. Step 2: Convert to fraction form
    33,830.11/46,686.14 = 18,724.02/x
  3. Step 3: Cross multiply
    33,830.11x = 46,686.14 × 18,724.02
  4. Step 4: Simplify right side
    33,830.11x = 874,152,219.08
  5. Step 5: Solve for x
    x = 874,152,219.08/33,830.11
  6. Step 6: Final answer
    x = 25,839.47

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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.