Home / 35,808.32-53,657.28-19,170.56

Finding the Fourth Proportional to 35,808.32, 53,657.28 and 19,170.56

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Solution

The fourth proportional to 35,808.32, 53,657.28 and 19,170.56 is: 28,726.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,808.32 : 53,657.28 = 19,170.56 : x
  2. Step 2: Convert to fraction form
    35,808.32/53,657.28 = 19,170.56/x
  3. Step 3: Cross multiply
    35,808.32x = 53,657.28 × 19,170.56
  4. Step 4: Simplify right side
    35,808.32x = 1,028,640,105.68
  5. Step 5: Solve for x
    x = 1,028,640,105.68/35,808.32
  6. Step 6: Final answer
    x = 28,726.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.