Home / 13,213.34-19,822.06-4,447.56

Finding the Fourth Proportional to 13,213.34, 19,822.06 and 4,447.56

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Solution

The fourth proportional to 13,213.34, 19,822.06 and 4,447.56 is: 6,672.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,213.34 : 19,822.06 = 4,447.56 : x
  2. Step 2: Convert to fraction form
    13,213.34/19,822.06 = 4,447.56/x
  3. Step 3: Cross multiply
    13,213.34x = 19,822.06 × 4,447.56
  4. Step 4: Simplify right side
    13,213.34x = 88,159,801.17
  5. Step 5: Solve for x
    x = 88,159,801.17/13,213.34
  6. Step 6: Final answer
    x = 6,672.03

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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.