Home / 45,827.60-68,701.40-17,766.80

Finding the Fourth Proportional to 45,827.60, 68,701.40 and 17,766.80

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Solution

The fourth proportional to 45,827.60, 68,701.40 and 17,766.80 is: 26,634.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,827.60 : 68,701.40 = 17,766.80 : x
  2. Step 2: Convert to fraction form
    45,827.60/68,701.40 = 17,766.80/x
  3. Step 3: Cross multiply
    45,827.60x = 68,701.40 × 17,766.80
  4. Step 4: Simplify right side
    45,827.60x = 1,220,604,033.52
  5. Step 5: Solve for x
    x = 1,220,604,033.52/45,827.60
  6. Step 6: Final answer
    x = 26,634.69

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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.