Home / 19,200.39-26,497.08-11,242.95

Finding the Fourth Proportional to 19,200.39, 26,497.08 and 11,242.95

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Solution

The fourth proportional to 19,200.39, 26,497.08 and 11,242.95 is: 15,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.39 : 26,497.08 = 11,242.95 : x
  2. Step 2: Convert to fraction form
    19,200.39/26,497.08 = 11,242.95/x
  3. Step 3: Cross multiply
    19,200.39x = 26,497.08 × 11,242.95
  4. Step 4: Simplify right side
    19,200.39x = 297,905,345.59
  5. Step 5: Solve for x
    x = 297,905,345.59/19,200.39
  6. Step 6: Final answer
    x = 15,515.59

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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.