Home / 22,626.40-31,224.36-12,556.36

Finding the Fourth Proportional to 22,626.40, 31,224.36 and 12,556.36

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Solution

The fourth proportional to 22,626.40, 31,224.36 and 12,556.36 is: 17,327.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,626.40 : 31,224.36 = 12,556.36 : x
  2. Step 2: Convert to fraction form
    22,626.40/31,224.36 = 12,556.36/x
  3. Step 3: Cross multiply
    22,626.40x = 31,224.36 × 12,556.36
  4. Step 4: Simplify right side
    22,626.40x = 392,064,304.93
  5. Step 5: Solve for x
    x = 392,064,304.93/22,626.40
  6. Step 6: Final answer
    x = 17,327.74

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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.