Home / 22,395.45-30,907.53-12,325.80

Finding the Fourth Proportional to 22,395.45, 30,907.53 and 12,325.80

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Solution

The fourth proportional to 22,395.45, 30,907.53 and 12,325.80 is: 17,010.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,395.45 : 30,907.53 = 12,325.80 : x
  2. Step 2: Convert to fraction form
    22,395.45/30,907.53 = 12,325.80/x
  3. Step 3: Cross multiply
    22,395.45x = 30,907.53 × 12,325.80
  4. Step 4: Simplify right side
    22,395.45x = 380,960,033.27
  5. Step 5: Solve for x
    x = 380,960,033.27/22,395.45
  6. Step 6: Final answer
    x = 17,010.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.