Home / 12,746.22-19,124.39-5,724.33

Finding the Fourth Proportional to 12,746.22, 19,124.39 and 5,724.33

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Solution

The fourth proportional to 12,746.22, 19,124.39 and 5,724.33 is: 8,588.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746.22 : 19,124.39 = 5,724.33 : x
  2. Step 2: Convert to fraction form
    12,746.22/19,124.39 = 5,724.33/x
  3. Step 3: Cross multiply
    12,746.22x = 19,124.39 × 5,724.33
  4. Step 4: Simplify right side
    12,746.22x = 109,474,319.41
  5. Step 5: Solve for x
    x = 109,474,319.41/12,746.22
  6. Step 6: Final answer
    x = 8,588.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.