Home / 30,396.32-41,900.92-23,670.08

Finding the Fourth Proportional to 30,396.32, 41,900.92 and 23,670.08

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Solution

The fourth proportional to 30,396.32, 41,900.92 and 23,670.08 is: 32,628.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,396.32 : 41,900.92 = 23,670.08 : x
  2. Step 2: Convert to fraction form
    30,396.32/41,900.92 = 23,670.08/x
  3. Step 3: Cross multiply
    30,396.32x = 41,900.92 × 23,670.08
  4. Step 4: Simplify right side
    30,396.32x = 991,798,128.47
  5. Step 5: Solve for x
    x = 991,798,128.47/30,396.32
  6. Step 6: Final answer
    x = 32,628.89

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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.