Home / 39,407.25-59,110.92-11,705.25

Finding the Fourth Proportional to 39,407.25, 59,110.92 and 11,705.25

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Solution

The fourth proportional to 39,407.25, 59,110.92 and 11,705.25 is: 17,557.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,407.25 : 59,110.92 = 11,705.25 : x
  2. Step 2: Convert to fraction form
    39,407.25/59,110.92 = 11,705.25/x
  3. Step 3: Cross multiply
    39,407.25x = 59,110.92 × 11,705.25
  4. Step 4: Simplify right side
    39,407.25x = 691,908,096.33
  5. Step 5: Solve for x
    x = 691,908,096.33/39,407.25
  6. Step 6: Final answer
    x = 17,557.89

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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.