Home / 28,970.34-43,451.88-9,247.26

Finding the Fourth Proportional to 28,970.34, 43,451.88 and 9,247.26

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Solution

The fourth proportional to 28,970.34, 43,451.88 and 9,247.26 is: 13,869.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,970.34 : 43,451.88 = 9,247.26 : x
  2. Step 2: Convert to fraction form
    28,970.34/43,451.88 = 9,247.26/x
  3. Step 3: Cross multiply
    28,970.34x = 43,451.88 × 9,247.26
  4. Step 4: Simplify right side
    28,970.34x = 401,810,831.85
  5. Step 5: Solve for x
    x = 401,810,831.85/28,970.34
  6. Step 6: Final answer
    x = 13,869.73

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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.