Home / 60,721.45-83,795.77-33,865.70

Finding the Fourth Proportional to 60,721.45, 83,795.77 and 33,865.70

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Solution

The fourth proportional to 60,721.45, 83,795.77 and 33,865.70 is: 46,734.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,721.45 : 83,795.77 = 33,865.70 : x
  2. Step 2: Convert to fraction form
    60,721.45/83,795.77 = 33,865.70/x
  3. Step 3: Cross multiply
    60,721.45x = 83,795.77 × 33,865.70
  4. Step 4: Simplify right side
    60,721.45x = 2,837,801,840.95
  5. Step 5: Solve for x
    x = 2,837,801,840.95/60,721.45
  6. Step 6: Final answer
    x = 46,734.75

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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.