Home / 13,237.47-18,267.72-7,269.52

Finding the Fourth Proportional to 13,237.47, 18,267.72 and 7,269.52

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Solution

The fourth proportional to 13,237.47, 18,267.72 and 7,269.52 is: 10,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237.47 : 18,267.72 = 7,269.52 : x
  2. Step 2: Convert to fraction form
    13,237.47/18,267.72 = 7,269.52/x
  3. Step 3: Cross multiply
    13,237.47x = 18,267.72 × 7,269.52
  4. Step 4: Simplify right side
    13,237.47x = 132,797,555.89
  5. Step 5: Solve for x
    x = 132,797,555.89/13,237.47
  6. Step 6: Final answer
    x = 10,031.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.