Home / 12,030.73-18,048.16-4,132.87

Finding the Fourth Proportional to 12,030.73, 18,048.16 and 4,132.87

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Solution

The fourth proportional to 12,030.73, 18,048.16 and 4,132.87 is: 6,200.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.73 : 18,048.16 = 4,132.87 : x
  2. Step 2: Convert to fraction form
    12,030.73/18,048.16 = 4,132.87/x
  3. Step 3: Cross multiply
    12,030.73x = 18,048.16 × 4,132.87
  4. Step 4: Simplify right side
    12,030.73x = 74,590,678.35
  5. Step 5: Solve for x
    x = 74,590,678.35/12,030.73
  6. Step 6: Final answer
    x = 6,200.01

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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.