Home / 22,697.64-31,323.92-12,626.28

Finding the Fourth Proportional to 22,697.64, 31,323.92 and 12,626.28

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Solution

The fourth proportional to 22,697.64, 31,323.92 and 12,626.28 is: 17,424.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,697.64 : 31,323.92 = 12,626.28 : x
  2. Step 2: Convert to fraction form
    22,697.64/31,323.92 = 12,626.28/x
  3. Step 3: Cross multiply
    22,697.64x = 31,323.92 × 12,626.28
  4. Step 4: Simplify right side
    22,697.64x = 395,504,521.49
  5. Step 5: Solve for x
    x = 395,504,521.49/22,697.64
  6. Step 6: Final answer
    x = 17,424.92

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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.