Home / 34,628.78-47,756.05-22,698.70

Finding the Fourth Proportional to 34,628.78, 47,756.05 and 22,698.70

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Solution

The fourth proportional to 34,628.78, 47,756.05 and 22,698.70 is: 31,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,628.78 : 47,756.05 = 22,698.70 : x
  2. Step 2: Convert to fraction form
    34,628.78/47,756.05 = 22,698.70/x
  3. Step 3: Cross multiply
    34,628.78x = 47,756.05 × 22,698.70
  4. Step 4: Simplify right side
    34,628.78x = 1,084,000,076.00
  5. Step 5: Solve for x
    x = 1,084,000,076.00/34,628.78
  6. Step 6: Final answer
    x = 31,303.44

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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.