Home / 39,586.40-59,296.80-18,544.40

Finding the Fourth Proportional to 39,586.40, 59,296.80 and 18,544.40

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Solution

The fourth proportional to 39,586.40, 59,296.80 and 18,544.40 is: 27,777.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,586.40 : 59,296.80 = 18,544.40 : x
  2. Step 2: Convert to fraction form
    39,586.40/59,296.80 = 18,544.40/x
  3. Step 3: Cross multiply
    39,586.40x = 59,296.80 × 18,544.40
  4. Step 4: Simplify right side
    39,586.40x = 1,099,623,577.92
  5. Step 5: Solve for x
    x = 1,099,623,577.92/39,586.40
  6. Step 6: Final answer
    x = 27,777.81

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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.