Home / 43,289.46-64,970.64-17,012.66

Finding the Fourth Proportional to 43,289.46, 64,970.64 and 17,012.66

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Solution

The fourth proportional to 43,289.46, 64,970.64 and 17,012.66 is: 25,533.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,289.46 : 64,970.64 = 17,012.66 : x
  2. Step 2: Convert to fraction form
    43,289.46/64,970.64 = 17,012.66/x
  3. Step 3: Cross multiply
    43,289.46x = 64,970.64 × 17,012.66
  4. Step 4: Simplify right side
    43,289.46x = 1,105,323,083.45
  5. Step 5: Solve for x
    x = 1,105,323,083.45/43,289.46
  6. Step 6: Final answer
    x = 25,533.31

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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.