Home / 32,654.48-45,050.23-21,320.36

Finding the Fourth Proportional to 32,654.48, 45,050.23 and 21,320.36

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Solution

The fourth proportional to 32,654.48, 45,050.23 and 21,320.36 is: 29,413.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,654.48 : 45,050.23 = 21,320.36 : x
  2. Step 2: Convert to fraction form
    32,654.48/45,050.23 = 21,320.36/x
  3. Step 3: Cross multiply
    32,654.48x = 45,050.23 × 21,320.36
  4. Step 4: Simplify right side
    32,654.48x = 960,487,121.68
  5. Step 5: Solve for x
    x = 960,487,121.68/32,654.48
  6. Step 6: Final answer
    x = 29,413.64

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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.