Home / 18,271.24-25,256.82-16,301.32

Finding the Fourth Proportional to 18,271.24, 25,256.82 and 16,301.32

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Solution

The fourth proportional to 18,271.24, 25,256.82 and 16,301.32 is: 22,533.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,271.24 : 25,256.82 = 16,301.32 : x
  2. Step 2: Convert to fraction form
    18,271.24/25,256.82 = 16,301.32/x
  3. Step 3: Cross multiply
    18,271.24x = 25,256.82 × 16,301.32
  4. Step 4: Simplify right side
    18,271.24x = 411,719,505.00
  5. Step 5: Solve for x
    x = 411,719,505.00/18,271.24
  6. Step 6: Final answer
    x = 22,533.75

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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.