Home / 39,511.72-59,313.84-31,197.34

Finding the Fourth Proportional to 39,511.72, 59,313.84 and 31,197.34

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Solution

The fourth proportional to 39,511.72, 59,313.84 and 31,197.34 is: 46,832.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,511.72 : 59,313.84 = 31,197.34 : x
  2. Step 2: Convert to fraction form
    39,511.72/59,313.84 = 31,197.34/x
  3. Step 3: Cross multiply
    39,511.72x = 59,313.84 × 31,197.34
  4. Step 4: Simplify right side
    39,511.72x = 1,850,434,033.19
  5. Step 5: Solve for x
    x = 1,850,434,033.19/39,511.72
  6. Step 6: Final answer
    x = 46,832.54

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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.