Home / 22,277.45-30,735.32-12,710.46

Finding the Fourth Proportional to 22,277.45, 30,735.32 and 12,710.46

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Solution

The fourth proportional to 22,277.45, 30,735.32 and 12,710.46 is: 17,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,277.45 : 30,735.32 = 12,710.46 : x
  2. Step 2: Convert to fraction form
    22,277.45/30,735.32 = 12,710.46/x
  3. Step 3: Cross multiply
    22,277.45x = 30,735.32 × 12,710.46
  4. Step 4: Simplify right side
    22,277.45x = 390,659,991.89
  5. Step 5: Solve for x
    x = 390,659,991.89/22,277.45
  6. Step 6: Final answer
    x = 17,536.12

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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.