Home / 12,893.36-19,336.44-4,572.32

Finding the Fourth Proportional to 12,893.36, 19,336.44 and 4,572.32

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Solution

The fourth proportional to 12,893.36, 19,336.44 and 4,572.32 is: 6,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,893.36 : 19,336.44 = 4,572.32 : x
  2. Step 2: Convert to fraction form
    12,893.36/19,336.44 = 4,572.32/x
  3. Step 3: Cross multiply
    12,893.36x = 19,336.44 × 4,572.32
  4. Step 4: Simplify right side
    12,893.36x = 88,412,391.34
  5. Step 5: Solve for x
    x = 88,412,391.34/12,893.36
  6. Step 6: Final answer
    x = 6,857.20

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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.