Home / 45,638.23-62,909.32-41,972.27

Finding the Fourth Proportional to 45,638.23, 62,909.32 and 41,972.27

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Solution

The fourth proportional to 45,638.23, 62,909.32 and 41,972.27 is: 57,856.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,638.23 : 62,909.32 = 41,972.27 : x
  2. Step 2: Convert to fraction form
    45,638.23/62,909.32 = 41,972.27/x
  3. Step 3: Cross multiply
    45,638.23x = 62,909.32 × 41,972.27
  4. Step 4: Simplify right side
    45,638.23x = 2,640,446,964.56
  5. Step 5: Solve for x
    x = 2,640,446,964.56/45,638.23
  6. Step 6: Final answer
    x = 57,856.03

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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.