Home / 15,965.89-22,033.01-8,892.33

Finding the Fourth Proportional to 15,965.89, 22,033.01 and 8,892.33

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Solution

The fourth proportional to 15,965.89, 22,033.01 and 8,892.33 is: 12,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.89 : 22,033.01 = 8,892.33 : x
  2. Step 2: Convert to fraction form
    15,965.89/22,033.01 = 8,892.33/x
  3. Step 3: Cross multiply
    15,965.89x = 22,033.01 × 8,892.33
  4. Step 4: Simplify right side
    15,965.89x = 195,924,735.42
  5. Step 5: Solve for x
    x = 195,924,735.42/15,965.89
  6. Step 6: Final answer
    x = 12,271.46

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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.