Home / 13,030.98-19,542.36-4,263.86

Finding the Fourth Proportional to 13,030.98, 19,542.36 and 4,263.86

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Solution

The fourth proportional to 13,030.98, 19,542.36 and 4,263.86 is: 6,394.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.98 : 19,542.36 = 4,263.86 : x
  2. Step 2: Convert to fraction form
    13,030.98/19,542.36 = 4,263.86/x
  3. Step 3: Cross multiply
    13,030.98x = 19,542.36 × 4,263.86
  4. Step 4: Simplify right side
    13,030.98x = 83,325,789.40
  5. Step 5: Solve for x
    x = 83,325,789.40/13,030.98
  6. Step 6: Final answer
    x = 6,394.44

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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.