Home / 39,587.44-59,384.04-13,291.96

Finding the Fourth Proportional to 39,587.44, 59,384.04 and 13,291.96

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Solution

The fourth proportional to 39,587.44, 59,384.04 and 13,291.96 is: 19,938.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,587.44 : 59,384.04 = 13,291.96 : x
  2. Step 2: Convert to fraction form
    39,587.44/59,384.04 = 13,291.96/x
  3. Step 3: Cross multiply
    39,587.44x = 59,384.04 × 13,291.96
  4. Step 4: Simplify right side
    39,587.44x = 789,330,284.32
  5. Step 5: Solve for x
    x = 789,330,284.32/39,587.44
  6. Step 6: Final answer
    x = 19,938.91

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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.