Home / 12,371.02-18,537.07-9,566.72

Finding the Fourth Proportional to 12,371.02, 18,537.07 and 9,566.72

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Solution

The fourth proportional to 12,371.02, 18,537.07 and 9,566.72 is: 14,335.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371.02 : 18,537.07 = 9,566.72 : x
  2. Step 2: Convert to fraction form
    12,371.02/18,537.07 = 9,566.72/x
  3. Step 3: Cross multiply
    12,371.02x = 18,537.07 × 9,566.72
  4. Step 4: Simplify right side
    12,371.02x = 177,338,914.87
  5. Step 5: Solve for x
    x = 177,338,914.87/12,371.02
  6. Step 6: Final answer
    x = 14,335.03

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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.