Home / 32,777.75-45,231.50-19,344.10

Finding the Fourth Proportional to 32,777.75, 45,231.50 and 19,344.10

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Solution

The fourth proportional to 32,777.75, 45,231.50 and 19,344.10 is: 26,693.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,777.75 : 45,231.50 = 19,344.10 : x
  2. Step 2: Convert to fraction form
    32,777.75/45,231.50 = 19,344.10/x
  3. Step 3: Cross multiply
    32,777.75x = 45,231.50 × 19,344.10
  4. Step 4: Simplify right side
    32,777.75x = 874,962,659.15
  5. Step 5: Solve for x
    x = 874,962,659.15/32,777.75
  6. Step 6: Final answer
    x = 26,693.80

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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.