Home / 39,706.54-59,556.11-13,411.51

Finding the Fourth Proportional to 39,706.54, 59,556.11 and 13,411.51

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Solution

The fourth proportional to 39,706.54, 59,556.11 and 13,411.51 is: 20,116.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,706.54 : 59,556.11 = 13,411.51 : x
  2. Step 2: Convert to fraction form
    39,706.54/59,556.11 = 13,411.51/x
  3. Step 3: Cross multiply
    39,706.54x = 59,556.11 × 13,411.51
  4. Step 4: Simplify right side
    39,706.54x = 798,737,364.83
  5. Step 5: Solve for x
    x = 798,737,364.83/39,706.54
  6. Step 6: Final answer
    x = 20,116.02

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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.