Home / 39,725.73-59,582.12-12,017.25

Finding the Fourth Proportional to 39,725.73, 59,582.12 and 12,017.25

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Solution

The fourth proportional to 39,725.73, 59,582.12 and 12,017.25 is: 18,023.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,725.73 : 59,582.12 = 12,017.25 : x
  2. Step 2: Convert to fraction form
    39,725.73/59,582.12 = 12,017.25/x
  3. Step 3: Cross multiply
    39,725.73x = 59,582.12 × 12,017.25
  4. Step 4: Simplify right side
    39,725.73x = 716,013,171.48
  5. Step 5: Solve for x
    x = 716,013,171.48/39,725.73
  6. Step 6: Final answer
    x = 18,023.91

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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.