Home / 13,795.40-20,685.54-5,466.98

Finding the Fourth Proportional to 13,795.40, 20,685.54 and 5,466.98

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Solution

The fourth proportional to 13,795.40, 20,685.54 and 5,466.98 is: 8,197.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.40 : 20,685.54 = 5,466.98 : x
  2. Step 2: Convert to fraction form
    13,795.40/20,685.54 = 5,466.98/x
  3. Step 3: Cross multiply
    13,795.40x = 20,685.54 × 5,466.98
  4. Step 4: Simplify right side
    13,795.40x = 113,087,433.47
  5. Step 5: Solve for x
    x = 113,087,433.47/13,795.40
  6. Step 6: Final answer
    x = 8,197.47

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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.