Home / 39,941.94-59,902.64-11,855.34

Finding the Fourth Proportional to 39,941.94, 59,902.64 and 11,855.34

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Solution

The fourth proportional to 39,941.94, 59,902.64 and 11,855.34 is: 17,779.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,941.94 : 59,902.64 = 11,855.34 : x
  2. Step 2: Convert to fraction form
    39,941.94/59,902.64 = 11,855.34/x
  3. Step 3: Cross multiply
    39,941.94x = 59,902.64 × 11,855.34
  4. Step 4: Simplify right side
    39,941.94x = 710,166,104.82
  5. Step 5: Solve for x
    x = 710,166,104.82/39,941.94
  6. Step 6: Final answer
    x = 17,779.96

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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.