Home / 22,277.93-30,736.95-12,717.50

Finding the Fourth Proportional to 22,277.93, 30,736.95 and 12,717.50

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Solution

The fourth proportional to 22,277.93, 30,736.95 and 12,717.50 is: 17,546.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,277.93 : 30,736.95 = 12,717.50 : x
  2. Step 2: Convert to fraction form
    22,277.93/30,736.95 = 12,717.50/x
  3. Step 3: Cross multiply
    22,277.93x = 30,736.95 × 12,717.50
  4. Step 4: Simplify right side
    22,277.93x = 390,897,161.63
  5. Step 5: Solve for x
    x = 390,897,161.63/22,277.93
  6. Step 6: Final answer
    x = 17,546.39

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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.