Home / 39,675.36-59,537.34-15,978.54

Finding the Fourth Proportional to 39,675.36, 59,537.34 and 15,978.54

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Solution

The fourth proportional to 39,675.36, 59,537.34 and 15,978.54 is: 23,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,675.36 : 59,537.34 = 15,978.54 : x
  2. Step 2: Convert to fraction form
    39,675.36/59,537.34 = 15,978.54/x
  3. Step 3: Cross multiply
    39,675.36x = 59,537.34 × 15,978.54
  4. Step 4: Simplify right side
    39,675.36x = 951,319,768.68
  5. Step 5: Solve for x
    x = 951,319,768.68/39,675.36
  6. Step 6: Final answer
    x = 23,977.60

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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.