Home / 13,227.35-19,840.41-4,462.20

Finding the Fourth Proportional to 13,227.35, 19,840.41 and 4,462.20

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Solution

The fourth proportional to 13,227.35, 19,840.41 and 4,462.20 is: 6,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227.35 : 19,840.41 = 4,462.20 : x
  2. Step 2: Convert to fraction form
    13,227.35/19,840.41 = 4,462.20/x
  3. Step 3: Cross multiply
    13,227.35x = 19,840.41 × 4,462.20
  4. Step 4: Simplify right side
    13,227.35x = 88,531,877.50
  5. Step 5: Solve for x
    x = 88,531,877.50/13,227.35
  6. Step 6: Final answer
    x = 6,693.10

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Double scale
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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.