Home / 32,923.30-45,436.78-18,777.18

Finding the Fourth Proportional to 32,923.30, 45,436.78 and 18,777.18

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Solution

The fourth proportional to 32,923.30, 45,436.78 and 18,777.18 is: 25,914.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,923.30 : 45,436.78 = 18,777.18 : x
  2. Step 2: Convert to fraction form
    32,923.30/45,436.78 = 18,777.18/x
  3. Step 3: Cross multiply
    32,923.30x = 45,436.78 × 18,777.18
  4. Step 4: Simplify right side
    32,923.30x = 853,174,596.68
  5. Step 5: Solve for x
    x = 853,174,596.68/32,923.30
  6. Step 6: Final answer
    x = 25,914.01

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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.