Home / 12,017.32-18,024.56-3,697.32

Finding the Fourth Proportional to 12,017.32, 18,024.56 and 3,697.32

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Solution

The fourth proportional to 12,017.32, 18,024.56 and 3,697.32 is: 5,545.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,017.32 : 18,024.56 = 3,697.32 : x
  2. Step 2: Convert to fraction form
    12,017.32/18,024.56 = 3,697.32/x
  3. Step 3: Cross multiply
    12,017.32x = 18,024.56 × 3,697.32
  4. Step 4: Simplify right side
    12,017.32x = 66,642,566.18
  5. Step 5: Solve for x
    x = 66,642,566.18/12,017.32
  6. Step 6: Final answer
    x = 5,545.54

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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.