Home / 43,246-64,847.76-16,943.68

Finding the Fourth Proportional to 43,246, 64,847.76 and 16,943.68

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Solution

The fourth proportional to 43,246, 64,847.76 and 16,943.68 is: 25,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,246 : 64,847.76 = 16,943.68 : x
  2. Step 2: Convert to fraction form
    43,246/64,847.76 = 16,943.68/x
  3. Step 3: Cross multiply
    43,246x = 64,847.76 × 16,943.68
  4. Step 4: Simplify right side
    43,246x = 1,098,759,694.16
  5. Step 5: Solve for x
    x = 1,098,759,694.16/43,246
  6. Step 6: Final answer
    x = 25,407.20

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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.