Home / 35,293.14-48,702.74-20,185.02

Finding the Fourth Proportional to 35,293.14, 48,702.74 and 20,185.02

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Solution

The fourth proportional to 35,293.14, 48,702.74 and 20,185.02 is: 27,854.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,293.14 : 48,702.74 = 20,185.02 : x
  2. Step 2: Convert to fraction form
    35,293.14/48,702.74 = 20,185.02/x
  3. Step 3: Cross multiply
    35,293.14x = 48,702.74 × 20,185.02
  4. Step 4: Simplify right side
    35,293.14x = 983,065,680.03
  5. Step 5: Solve for x
    x = 983,065,680.03/35,293.14
  6. Step 6: Final answer
    x = 27,854.30

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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.