Home / 22,368.66-30,868.77-12,297.75

Finding the Fourth Proportional to 22,368.66, 30,868.77 and 12,297.75

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Solution

The fourth proportional to 22,368.66, 30,868.77 and 12,297.75 is: 16,970.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,368.66 : 30,868.77 = 12,297.75 : x
  2. Step 2: Convert to fraction form
    22,368.66/30,868.77 = 12,297.75/x
  3. Step 3: Cross multiply
    22,368.66x = 30,868.77 × 12,297.75
  4. Step 4: Simplify right side
    22,368.66x = 379,616,416.27
  5. Step 5: Solve for x
    x = 379,616,416.27/22,368.66
  6. Step 6: Final answer
    x = 16,970.91

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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.