Home / 28,617.84-42,941.34-13,033.44

Finding the Fourth Proportional to 28,617.84, 42,941.34 and 13,033.44

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Solution

The fourth proportional to 28,617.84, 42,941.34 and 13,033.44 is: 19,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,617.84 : 42,941.34 = 13,033.44 : x
  2. Step 2: Convert to fraction form
    28,617.84/42,941.34 = 13,033.44/x
  3. Step 3: Cross multiply
    28,617.84x = 42,941.34 × 13,033.44
  4. Step 4: Simplify right side
    28,617.84x = 559,673,378.41
  5. Step 5: Solve for x
    x = 559,673,378.41/28,617.84
  6. Step 6: Final answer
    x = 19,556.80

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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.