Home / 13,526.94-20,284.02-7,906.22

Finding the Fourth Proportional to 13,526.94, 20,284.02 and 7,906.22

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Solution

The fourth proportional to 13,526.94, 20,284.02 and 7,906.22 is: 11,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,526.94 : 20,284.02 = 7,906.22 : x
  2. Step 2: Convert to fraction form
    13,526.94/20,284.02 = 7,906.22/x
  3. Step 3: Cross multiply
    13,526.94x = 20,284.02 × 7,906.22
  4. Step 4: Simplify right side
    13,526.94x = 160,369,924.60
  5. Step 5: Solve for x
    x = 160,369,924.60/13,526.94
  6. Step 6: Final answer
    x = 11,855.60

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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.