Home / 22,466.85-31,004.21-12,395.93

Finding the Fourth Proportional to 22,466.85, 31,004.21 and 12,395.93

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Solution

The fourth proportional to 22,466.85, 31,004.21 and 12,395.93 is: 17,106.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,466.85 : 31,004.21 = 12,395.93 : x
  2. Step 2: Convert to fraction form
    22,466.85/31,004.21 = 12,395.93/x
  3. Step 3: Cross multiply
    22,466.85x = 31,004.21 × 12,395.93
  4. Step 4: Simplify right side
    22,466.85x = 384,325,799.86
  5. Step 5: Solve for x
    x = 384,325,799.86/22,466.85
  6. Step 6: Final answer
    x = 17,106.35

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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.