Home / 13,294.20-19,941.30-6,271.91

Finding the Fourth Proportional to 13,294.20, 19,941.30 and 6,271.91

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Solution

The fourth proportional to 13,294.20, 19,941.30 and 6,271.91 is: 9,407.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.20 : 19,941.30 = 6,271.91 : x
  2. Step 2: Convert to fraction form
    13,294.20/19,941.30 = 6,271.91/x
  3. Step 3: Cross multiply
    13,294.20x = 19,941.30 × 6,271.91
  4. Step 4: Simplify right side
    13,294.20x = 125,069,939.18
  5. Step 5: Solve for x
    x = 125,069,939.18/13,294.20
  6. Step 6: Final answer
    x = 9,407.86

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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.