Home / 39,340.45-54,309.93-26,660.63

Finding the Fourth Proportional to 39,340.45, 54,309.93 and 26,660.63

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Solution

The fourth proportional to 39,340.45, 54,309.93 and 26,660.63 is: 36,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,340.45 : 54,309.93 = 26,660.63 : x
  2. Step 2: Convert to fraction form
    39,340.45/54,309.93 = 26,660.63/x
  3. Step 3: Cross multiply
    39,340.45x = 54,309.93 × 26,660.63
  4. Step 4: Simplify right side
    39,340.45x = 1,447,936,984.85
  5. Step 5: Solve for x
    x = 1,447,936,984.85/39,340.45
  6. Step 6: Final answer
    x = 36,805.30

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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.