Home / 33,510.94-46,266.80-20,777.69

Finding the Fourth Proportional to 33,510.94, 46,266.80 and 20,777.69

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Solution

The fourth proportional to 33,510.94, 46,266.80 and 20,777.69 is: 28,686.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,510.94 : 46,266.80 = 20,777.69 : x
  2. Step 2: Convert to fraction form
    33,510.94/46,266.80 = 20,777.69/x
  3. Step 3: Cross multiply
    33,510.94x = 46,266.80 × 20,777.69
  4. Step 4: Simplify right side
    33,510.94x = 961,317,239.47
  5. Step 5: Solve for x
    x = 961,317,239.47/33,510.94
  6. Step 6: Final answer
    x = 28,686.67

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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.