Home / 22,698.36-31,322.03-12,626.55

Finding the Fourth Proportional to 22,698.36, 31,322.03 and 12,626.55

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Solution

The fourth proportional to 22,698.36, 31,322.03 and 12,626.55 is: 17,423.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,698.36 : 31,322.03 = 12,626.55 : x
  2. Step 2: Convert to fraction form
    22,698.36/31,322.03 = 12,626.55/x
  3. Step 3: Cross multiply
    22,698.36x = 31,322.03 × 12,626.55
  4. Step 4: Simplify right side
    22,698.36x = 395,489,114.76
  5. Step 5: Solve for x
    x = 395,489,114.76/22,698.36
  6. Step 6: Final answer
    x = 17,423.69

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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.