Home / 12,030.36-18,046.62-3,710.49

Finding the Fourth Proportional to 12,030.36, 18,046.62 and 3,710.49

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Solution

The fourth proportional to 12,030.36, 18,046.62 and 3,710.49 is: 5,566.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.36 : 18,046.62 = 3,710.49 : x
  2. Step 2: Convert to fraction form
    12,030.36/18,046.62 = 3,710.49/x
  3. Step 3: Cross multiply
    12,030.36x = 18,046.62 × 3,710.49
  4. Step 4: Simplify right side
    12,030.36x = 66,961,803.04
  5. Step 5: Solve for x
    x = 66,961,803.04/12,030.36
  6. Step 6: Final answer
    x = 5,566.07

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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.