Home / 19,226.16-26,534.72-11,271.55

Finding the Fourth Proportional to 19,226.16, 26,534.72 and 11,271.55

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Solution

The fourth proportional to 19,226.16, 26,534.72 and 11,271.55 is: 15,556.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.16 : 26,534.72 = 11,271.55 : x
  2. Step 2: Convert to fraction form
    19,226.16/26,534.72 = 11,271.55/x
  3. Step 3: Cross multiply
    19,226.16x = 26,534.72 × 11,271.55
  4. Step 4: Simplify right side
    19,226.16x = 299,087,423.22
  5. Step 5: Solve for x
    x = 299,087,423.22/19,226.16
  6. Step 6: Final answer
    x = 15,556.27

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Double scale
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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.