Home / 12,334.02-18,501.03-7,137.06

Finding the Fourth Proportional to 12,334.02, 18,501.03 and 7,137.06

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Solution

The fourth proportional to 12,334.02, 18,501.03 and 7,137.06 is: 10,705.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334.02 : 18,501.03 = 7,137.06 : x
  2. Step 2: Convert to fraction form
    12,334.02/18,501.03 = 7,137.06/x
  3. Step 3: Cross multiply
    12,334.02x = 18,501.03 × 7,137.06
  4. Step 4: Simplify right side
    12,334.02x = 132,042,961.17
  5. Step 5: Solve for x
    x = 132,042,961.17/12,334.02
  6. Step 6: Final answer
    x = 10,705.59

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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.