Home / 13,272.37-19,911.43-4,038.13

Finding the Fourth Proportional to 13,272.37, 19,911.43 and 4,038.13

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Solution

The fourth proportional to 13,272.37, 19,911.43 and 4,038.13 is: 6,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272.37 : 19,911.43 = 4,038.13 : x
  2. Step 2: Convert to fraction form
    13,272.37/19,911.43 = 4,038.13/x
  3. Step 3: Cross multiply
    13,272.37x = 19,911.43 × 4,038.13
  4. Step 4: Simplify right side
    13,272.37x = 80,404,942.83
  5. Step 5: Solve for x
    x = 80,404,942.83/13,272.37
  6. Step 6: Final answer
    x = 6,058.07

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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.