Home / 13,264.46-19,885.50-5,762.34

Finding the Fourth Proportional to 13,264.46, 19,885.50 and 5,762.34

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Solution

The fourth proportional to 13,264.46, 19,885.50 and 5,762.34 is: 8,638.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.46 : 19,885.50 = 5,762.34 : x
  2. Step 2: Convert to fraction form
    13,264.46/19,885.50 = 5,762.34/x
  3. Step 3: Cross multiply
    13,264.46x = 19,885.50 × 5,762.34
  4. Step 4: Simplify right side
    13,264.46x = 114,587,012.07
  5. Step 5: Solve for x
    x = 114,587,012.07/13,264.46
  6. Step 6: Final answer
    x = 8,638.65

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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.