Home / 13,354.34-20,031.50-4,589.18

Finding the Fourth Proportional to 13,354.34, 20,031.50 and 4,589.18

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Solution

The fourth proportional to 13,354.34, 20,031.50 and 4,589.18 is: 6,883.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354.34 : 20,031.50 = 4,589.18 : x
  2. Step 2: Convert to fraction form
    13,354.34/20,031.50 = 4,589.18/x
  3. Step 3: Cross multiply
    13,354.34x = 20,031.50 × 4,589.18
  4. Step 4: Simplify right side
    13,354.34x = 91,928,159.17
  5. Step 5: Solve for x
    x = 91,928,159.17/13,354.34
  6. Step 6: Final answer
    x = 6,883.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.