Home / 45,285.39-67,906.43-16,802.79

Finding the Fourth Proportional to 45,285.39, 67,906.43 and 16,802.79

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Solution

The fourth proportional to 45,285.39, 67,906.43 and 16,802.79 is: 25,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,285.39 : 67,906.43 = 16,802.79 : x
  2. Step 2: Convert to fraction form
    45,285.39/67,906.43 = 16,802.79/x
  3. Step 3: Cross multiply
    45,285.39x = 67,906.43 × 16,802.79
  4. Step 4: Simplify right side
    45,285.39x = 1,141,017,398.93
  5. Step 5: Solve for x
    x = 1,141,017,398.93/45,285.39
  6. Step 6: Final answer
    x = 25,196.15

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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.