Home / 33,014.68-45,557.40-19,401.28

Finding the Fourth Proportional to 33,014.68, 45,557.40 and 19,401.28

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Solution

The fourth proportional to 33,014.68, 45,557.40 and 19,401.28 is: 26,772.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,014.68 : 45,557.40 = 19,401.28 : x
  2. Step 2: Convert to fraction form
    33,014.68/45,557.40 = 19,401.28/x
  3. Step 3: Cross multiply
    33,014.68x = 45,557.40 × 19,401.28
  4. Step 4: Simplify right side
    33,014.68x = 883,871,873.47
  5. Step 5: Solve for x
    x = 883,871,873.47/33,014.68
  6. Step 6: Final answer
    x = 26,772.09

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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.