Home / 32,890.36-45,388.02-17,986.36

Finding the Fourth Proportional to 32,890.36, 45,388.02 and 17,986.36

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Solution

The fourth proportional to 32,890.36, 45,388.02 and 17,986.36 is: 24,820.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,890.36 : 45,388.02 = 17,986.36 : x
  2. Step 2: Convert to fraction form
    32,890.36/45,388.02 = 17,986.36/x
  3. Step 3: Cross multiply
    32,890.36x = 45,388.02 × 17,986.36
  4. Step 4: Simplify right side
    32,890.36x = 816,365,267.41
  5. Step 5: Solve for x
    x = 816,365,267.41/32,890.36
  6. Step 6: Final answer
    x = 24,820.81

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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.