Home / 40,628.72-60,918.42-26,571.76

Finding the Fourth Proportional to 40,628.72, 60,918.42 and 26,571.76

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Solution

The fourth proportional to 40,628.72, 60,918.42 and 26,571.76 is: 39,841.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,628.72 : 60,918.42 = 26,571.76 : x
  2. Step 2: Convert to fraction form
    40,628.72/60,918.42 = 26,571.76/x
  3. Step 3: Cross multiply
    40,628.72x = 60,918.42 × 26,571.76
  4. Step 4: Simplify right side
    40,628.72x = 1,618,709,635.82
  5. Step 5: Solve for x
    x = 1,618,709,635.82/40,628.72
  6. Step 6: Final answer
    x = 39,841.51

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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.