Home / 39,777.83-59,586.84-18,400.59

Finding the Fourth Proportional to 39,777.83, 59,586.84 and 18,400.59

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Solution

The fourth proportional to 39,777.83, 59,586.84 and 18,400.59 is: 27,563.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,777.83 : 59,586.84 = 18,400.59 : x
  2. Step 2: Convert to fraction form
    39,777.83/59,586.84 = 18,400.59/x
  3. Step 3: Cross multiply
    39,777.83x = 59,586.84 × 18,400.59
  4. Step 4: Simplify right side
    39,777.83x = 1,096,433,012.24
  5. Step 5: Solve for x
    x = 1,096,433,012.24/39,777.83
  6. Step 6: Final answer
    x = 27,563.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.