Home / 46,982.28-70,485-13,702.68

Finding the Fourth Proportional to 46,982.28, 70,485 and 13,702.68

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Solution

The fourth proportional to 46,982.28, 70,485 and 13,702.68 is: 20,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,982.28 : 70,485 = 13,702.68 : x
  2. Step 2: Convert to fraction form
    46,982.28/70,485 = 13,702.68/x
  3. Step 3: Cross multiply
    46,982.28x = 70,485 × 13,702.68
  4. Step 4: Simplify right side
    46,982.28x = 965,833,399.80
  5. Step 5: Solve for x
    x = 965,833,399.80/46,982.28
  6. Step 6: Final answer
    x = 20,557.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.