Home / 39,419.55-59,127.66-18,352.35

Finding the Fourth Proportional to 39,419.55, 59,127.66 and 18,352.35

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Solution

The fourth proportional to 39,419.55, 59,127.66 and 18,352.35 is: 27,527.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,419.55 : 59,127.66 = 18,352.35 : x
  2. Step 2: Convert to fraction form
    39,419.55/59,127.66 = 18,352.35/x
  3. Step 3: Cross multiply
    39,419.55x = 59,127.66 × 18,352.35
  4. Step 4: Simplify right side
    39,419.55x = 1,085,131,511.00
  5. Step 5: Solve for x
    x = 1,085,131,511.00/39,419.55
  6. Step 6: Final answer
    x = 27,527.75

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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.