Home / 19,022.36-28,522.56-5,871.20

Finding the Fourth Proportional to 19,022.36, 28,522.56 and 5,871.20

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Solution

The fourth proportional to 19,022.36, 28,522.56 and 5,871.20 is: 8,803.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022.36 : 28,522.56 = 5,871.20 : x
  2. Step 2: Convert to fraction form
    19,022.36/28,522.56 = 5,871.20/x
  3. Step 3: Cross multiply
    19,022.36x = 28,522.56 × 5,871.20
  4. Step 4: Simplify right side
    19,022.36x = 167,461,654.27
  5. Step 5: Solve for x
    x = 167,461,654.27/19,022.36
  6. Step 6: Final answer
    x = 8,803.41

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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.