Home / 43,473.16-65,209.98-12,308.44

Finding the Fourth Proportional to 43,473.16, 65,209.98 and 12,308.44

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Solution

The fourth proportional to 43,473.16, 65,209.98 and 12,308.44 is: 18,462.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,473.16 : 65,209.98 = 12,308.44 : x
  2. Step 2: Convert to fraction form
    43,473.16/65,209.98 = 12,308.44/x
  3. Step 3: Cross multiply
    43,473.16x = 65,209.98 × 12,308.44
  4. Step 4: Simplify right side
    43,473.16x = 802,633,126.23
  5. Step 5: Solve for x
    x = 802,633,126.23/43,473.16
  6. Step 6: Final answer
    x = 18,462.73

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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.