Home / 45,097.08-67,626.60-13,511.64

Finding the Fourth Proportional to 45,097.08, 67,626.60 and 13,511.64

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Solution

The fourth proportional to 45,097.08, 67,626.60 and 13,511.64 is: 20,261.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,097.08 : 67,626.60 = 13,511.64 : x
  2. Step 2: Convert to fraction form
    45,097.08/67,626.60 = 13,511.64/x
  3. Step 3: Cross multiply
    45,097.08x = 67,626.60 × 13,511.64
  4. Step 4: Simplify right side
    45,097.08x = 913,745,905.96
  5. Step 5: Solve for x
    x = 913,745,905.96/45,097.08
  6. Step 6: Final answer
    x = 20,261.75

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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.