Home / 43,395.44-65,102.93-15,317.49

Finding the Fourth Proportional to 43,395.44, 65,102.93 and 15,317.49

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Solution

The fourth proportional to 43,395.44, 65,102.93 and 15,317.49 is: 22,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,395.44 : 65,102.93 = 15,317.49 : x
  2. Step 2: Convert to fraction form
    43,395.44/65,102.93 = 15,317.49/x
  3. Step 3: Cross multiply
    43,395.44x = 65,102.93 × 15,317.49
  4. Step 4: Simplify right side
    43,395.44x = 997,213,479.25
  5. Step 5: Solve for x
    x = 997,213,479.25/43,395.44
  6. Step 6: Final answer
    x = 22,979.68

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1.5x scale

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.