Home / 28,887.47-43,303.52-12,224.57

Finding the Fourth Proportional to 28,887.47, 43,303.52 and 12,224.57

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Solution

The fourth proportional to 28,887.47, 43,303.52 and 12,224.57 is: 18,325.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,887.47 : 43,303.52 = 12,224.57 : x
  2. Step 2: Convert to fraction form
    28,887.47/43,303.52 = 12,224.57/x
  3. Step 3: Cross multiply
    28,887.47x = 43,303.52 × 12,224.57
  4. Step 4: Simplify right side
    28,887.47x = 529,366,850.36
  5. Step 5: Solve for x
    x = 529,366,850.36/28,887.47
  6. Step 6: Final answer
    x = 18,325.14

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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.