Home / 12,626.37-17,423.19-7,320.62

Finding the Fourth Proportional to 12,626.37, 17,423.19 and 7,320.62

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Solution

The fourth proportional to 12,626.37, 17,423.19 and 7,320.62 is: 10,101.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626.37 : 17,423.19 = 7,320.62 : x
  2. Step 2: Convert to fraction form
    12,626.37/17,423.19 = 7,320.62/x
  3. Step 3: Cross multiply
    12,626.37x = 17,423.19 × 7,320.62
  4. Step 4: Simplify right side
    12,626.37x = 127,548,466.06
  5. Step 5: Solve for x
    x = 127,548,466.06/12,626.37
  6. Step 6: Final answer
    x = 10,101.75

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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.