Home / 19,131.02-26,396.38-11,064.64

Finding the Fourth Proportional to 19,131.02, 26,396.38 and 11,064.64

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Solution

The fourth proportional to 19,131.02, 26,396.38 and 11,064.64 is: 15,266.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,131.02 : 26,396.38 = 11,064.64 : x
  2. Step 2: Convert to fraction form
    19,131.02/26,396.38 = 11,064.64/x
  3. Step 3: Cross multiply
    19,131.02x = 26,396.38 × 11,064.64
  4. Step 4: Simplify right side
    19,131.02x = 292,066,442.00
  5. Step 5: Solve for x
    x = 292,066,442.00/19,131.02
  6. Step 6: Final answer
    x = 15,266.64

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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.