Home / 32,777.50-45,236.83-18,632.47

Finding the Fourth Proportional to 32,777.50, 45,236.83 and 18,632.47

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Solution

The fourth proportional to 32,777.50, 45,236.83 and 18,632.47 is: 25,715.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,777.50 : 45,236.83 = 18,632.47 : x
  2. Step 2: Convert to fraction form
    32,777.50/45,236.83 = 18,632.47/x
  3. Step 3: Cross multiply
    32,777.50x = 45,236.83 × 18,632.47
  4. Step 4: Simplify right side
    32,777.50x = 842,873,877.87
  5. Step 5: Solve for x
    x = 842,873,877.87/32,777.50
  6. Step 6: Final answer
    x = 25,715.01

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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.