Home / 12,537.47-18,816.59-6,299.27

Finding the Fourth Proportional to 12,537.47, 18,816.59 and 6,299.27

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Solution

The fourth proportional to 12,537.47, 18,816.59 and 6,299.27 is: 9,454.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,537.47 : 18,816.59 = 6,299.27 : x
  2. Step 2: Convert to fraction form
    12,537.47/18,816.59 = 6,299.27/x
  3. Step 3: Cross multiply
    12,537.47x = 18,816.59 × 6,299.27
  4. Step 4: Simplify right side
    12,537.47x = 118,530,655.31
  5. Step 5: Solve for x
    x = 118,530,655.31/12,537.47
  6. Step 6: Final answer
    x = 9,454.12

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1.5x scale

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.