Home / 39,415.36-59,169.84-31,101.34

Finding the Fourth Proportional to 39,415.36, 59,169.84 and 31,101.34

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Solution

The fourth proportional to 39,415.36, 59,169.84 and 31,101.34 is: 46,688.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,415.36 : 59,169.84 = 31,101.34 : x
  2. Step 2: Convert to fraction form
    39,415.36/59,169.84 = 31,101.34/x
  3. Step 3: Cross multiply
    39,415.36x = 59,169.84 × 31,101.34
  4. Step 4: Simplify right side
    39,415.36x = 1,840,261,311.59
  5. Step 5: Solve for x
    x = 1,840,261,311.59/39,415.36
  6. Step 6: Final answer
    x = 46,688.94

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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.