Home / 43,985.70-65,977.62-10,705.95

Finding the Fourth Proportional to 43,985.70, 65,977.62 and 10,705.95

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Solution

The fourth proportional to 43,985.70, 65,977.62 and 10,705.95 is: 16,058.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,985.70 : 65,977.62 = 10,705.95 : x
  2. Step 2: Convert to fraction form
    43,985.70/65,977.62 = 10,705.95/x
  3. Step 3: Cross multiply
    43,985.70x = 65,977.62 × 10,705.95
  4. Step 4: Simplify right side
    43,985.70x = 706,352,744.19
  5. Step 5: Solve for x
    x = 706,352,744.19/43,985.70
  6. Step 6: Final answer
    x = 16,058.69

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Why These Related Problems?

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