Home / 12,048.06-18,073.60-4,148.52

Finding the Fourth Proportional to 12,048.06, 18,073.60 and 4,148.52

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Solution

The fourth proportional to 12,048.06, 18,073.60 and 4,148.52 is: 6,223.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,048.06 : 18,073.60 = 4,148.52 : x
  2. Step 2: Convert to fraction form
    12,048.06/18,073.60 = 4,148.52/x
  3. Step 3: Cross multiply
    12,048.06x = 18,073.60 × 4,148.52
  4. Step 4: Simplify right side
    12,048.06x = 74,978,691.07
  5. Step 5: Solve for x
    x = 74,978,691.07/12,048.06
  6. Step 6: Final answer
    x = 6,223.30

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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.