Home / 16,071.40-23,986.61-15,021.64

Finding the Fourth Proportional to 16,071.40, 23,986.61 and 15,021.64

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Solution

The fourth proportional to 16,071.40, 23,986.61 and 15,021.64 is: 22,419.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,071.40 : 23,986.61 = 15,021.64 : x
  2. Step 2: Convert to fraction form
    16,071.40/23,986.61 = 15,021.64/x
  3. Step 3: Cross multiply
    16,071.40x = 23,986.61 × 15,021.64
  4. Step 4: Simplify right side
    16,071.40x = 360,318,220.24
  5. Step 5: Solve for x
    x = 360,318,220.24/16,071.40
  6. Step 6: Final answer
    x = 22,419.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.