Home / 34,623.42-47,756.53-21,201.32

Finding the Fourth Proportional to 34,623.42, 47,756.53 and 21,201.32

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Solution

The fourth proportional to 34,623.42, 47,756.53 and 21,201.32 is: 29,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,623.42 : 47,756.53 = 21,201.32 : x
  2. Step 2: Convert to fraction form
    34,623.42/47,756.53 = 21,201.32/x
  3. Step 3: Cross multiply
    34,623.42x = 47,756.53 × 21,201.32
  4. Step 4: Simplify right side
    34,623.42x = 1,012,501,474.62
  5. Step 5: Solve for x
    x = 1,012,501,474.62/34,623.42
  6. Step 6: Final answer
    x = 29,243.25

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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.