Home / 39,967.98-55,104.57-32,771.40

Finding the Fourth Proportional to 39,967.98, 55,104.57 and 32,771.40

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Solution

The fourth proportional to 39,967.98, 55,104.57 and 32,771.40 is: 45,182.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,967.98 : 55,104.57 = 32,771.40 : x
  2. Step 2: Convert to fraction form
    39,967.98/55,104.57 = 32,771.40/x
  3. Step 3: Cross multiply
    39,967.98x = 55,104.57 × 32,771.40
  4. Step 4: Simplify right side
    39,967.98x = 1,805,853,905.30
  5. Step 5: Solve for x
    x = 1,805,853,905.30/39,967.98
  6. Step 6: Final answer
    x = 45,182.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.