Home / 19,036.85-26,266.42-11,074.55

Finding the Fourth Proportional to 19,036.85, 26,266.42 and 11,074.55

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Solution

The fourth proportional to 19,036.85, 26,266.42 and 11,074.55 is: 15,280.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,036.85 : 26,266.42 = 11,074.55 : x
  2. Step 2: Convert to fraction form
    19,036.85/26,266.42 = 11,074.55/x
  3. Step 3: Cross multiply
    19,036.85x = 26,266.42 × 11,074.55
  4. Step 4: Simplify right side
    19,036.85x = 290,888,781.61
  5. Step 5: Solve for x
    x = 290,888,781.61/19,036.85
  6. Step 6: Final answer
    x = 15,280.30

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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.