Home / 32,756.78-45,202.83-19,328.60

Finding the Fourth Proportional to 32,756.78, 45,202.83 and 19,328.60

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Solution

The fourth proportional to 32,756.78, 45,202.83 and 19,328.60 is: 26,672.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,756.78 : 45,202.83 = 19,328.60 : x
  2. Step 2: Convert to fraction form
    32,756.78/45,202.83 = 19,328.60/x
  3. Step 3: Cross multiply
    32,756.78x = 45,202.83 × 19,328.60
  4. Step 4: Simplify right side
    32,756.78x = 873,707,419.94
  5. Step 5: Solve for x
    x = 873,707,419.94/32,756.78
  6. Step 6: Final answer
    x = 26,672.57

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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.