Home / 14,658.72-20,245.44-13,084.32

Finding the Fourth Proportional to 14,658.72, 20,245.44 and 13,084.32

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Solution

The fourth proportional to 14,658.72, 20,245.44 and 13,084.32 is: 18,071.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658.72 : 20,245.44 = 13,084.32 : x
  2. Step 2: Convert to fraction form
    14,658.72/20,245.44 = 13,084.32/x
  3. Step 3: Cross multiply
    14,658.72x = 20,245.44 × 13,084.32
  4. Step 4: Simplify right side
    14,658.72x = 264,897,815.50
  5. Step 5: Solve for x
    x = 264,897,815.50/14,658.72
  6. Step 6: Final answer
    x = 18,071.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.