Home / 17,418.63-26,128.26-4,271.10

Finding the Fourth Proportional to 17,418.63, 26,128.26 and 4,271.10

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Solution

The fourth proportional to 17,418.63, 26,128.26 and 4,271.10 is: 6,406.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,418.63 : 26,128.26 = 4,271.10 : x
  2. Step 2: Convert to fraction form
    17,418.63/26,128.26 = 4,271.10/x
  3. Step 3: Cross multiply
    17,418.63x = 26,128.26 × 4,271.10
  4. Step 4: Simplify right side
    17,418.63x = 111,596,411.29
  5. Step 5: Solve for x
    x = 111,596,411.29/17,418.63
  6. Step 6: Final answer
    x = 6,406.73

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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.