Home / 39,274.35-58,813.11-30,999.30

Finding the Fourth Proportional to 39,274.35, 58,813.11 and 30,999.30

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Solution

The fourth proportional to 39,274.35, 58,813.11 and 30,999.30 is: 46,421.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,274.35 : 58,813.11 = 30,999.30 : x
  2. Step 2: Convert to fraction form
    39,274.35/58,813.11 = 30,999.30/x
  3. Step 3: Cross multiply
    39,274.35x = 58,813.11 × 30,999.30
  4. Step 4: Simplify right side
    39,274.35x = 1,823,165,240.82
  5. Step 5: Solve for x
    x = 1,823,165,240.82/39,274.35
  6. Step 6: Final answer
    x = 46,421.27

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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.