Home / 12,569.22-18,859.91-5,548.41

Finding the Fourth Proportional to 12,569.22, 18,859.91 and 5,548.41

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Solution

The fourth proportional to 12,569.22, 18,859.91 and 5,548.41 is: 8,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.22 : 18,859.91 = 5,548.41 : x
  2. Step 2: Convert to fraction form
    12,569.22/18,859.91 = 5,548.41/x
  3. Step 3: Cross multiply
    12,569.22x = 18,859.91 × 5,548.41
  4. Step 4: Simplify right side
    12,569.22x = 104,642,485.50
  5. Step 5: Solve for x
    x = 104,642,485.50/12,569.22
  6. Step 6: Final answer
    x = 8,325.30

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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.