Home / 13,255.54-19,885.86-4,373.44

Finding the Fourth Proportional to 13,255.54, 19,885.86 and 4,373.44

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Solution

The fourth proportional to 13,255.54, 19,885.86 and 4,373.44 is: 6,561.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,255.54 : 19,885.86 = 4,373.44 : x
  2. Step 2: Convert to fraction form
    13,255.54/19,885.86 = 4,373.44/x
  3. Step 3: Cross multiply
    13,255.54x = 19,885.86 × 4,373.44
  4. Step 4: Simplify right side
    13,255.54x = 86,969,615.56
  5. Step 5: Solve for x
    x = 86,969,615.56/13,255.54
  6. Step 6: Final answer
    x = 6,561.00

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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.