Home / 30,057.32-41,480.28-18,733.52

Finding the Fourth Proportional to 30,057.32, 41,480.28 and 18,733.52

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Solution

The fourth proportional to 30,057.32, 41,480.28 and 18,733.52 is: 25,852.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,057.32 : 41,480.28 = 18,733.52 : x
  2. Step 2: Convert to fraction form
    30,057.32/41,480.28 = 18,733.52/x
  3. Step 3: Cross multiply
    30,057.32x = 41,480.28 × 18,733.52
  4. Step 4: Simplify right side
    30,057.32x = 777,071,654.99
  5. Step 5: Solve for x
    x = 777,071,654.99/30,057.32
  6. Step 6: Final answer
    x = 25,852.99

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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.