Home / 20,618.15-30,927.22-7,466.18

Finding the Fourth Proportional to 20,618.15, 30,927.22 and 7,466.18

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Solution

The fourth proportional to 20,618.15, 30,927.22 and 7,466.18 is: 11,199.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,618.15 : 30,927.22 = 7,466.18 : x
  2. Step 2: Convert to fraction form
    20,618.15/30,927.22 = 7,466.18/x
  3. Step 3: Cross multiply
    20,618.15x = 30,927.22 × 7,466.18
  4. Step 4: Simplify right side
    20,618.15x = 230,908,018.12
  5. Step 5: Solve for x
    x = 230,908,018.12/20,618.15
  6. Step 6: Final answer
    x = 11,199.26

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Similar ratio
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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.