Home / 46,855.38-64,638.09-28,943.94

Finding the Fourth Proportional to 46,855.38, 64,638.09 and 28,943.94

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Solution

The fourth proportional to 46,855.38, 64,638.09 and 28,943.94 is: 39,928.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,855.38 : 64,638.09 = 28,943.94 : x
  2. Step 2: Convert to fraction form
    46,855.38/64,638.09 = 28,943.94/x
  3. Step 3: Cross multiply
    46,855.38x = 64,638.09 × 28,943.94
  4. Step 4: Simplify right side
    46,855.38x = 1,870,880,998.67
  5. Step 5: Solve for x
    x = 1,870,880,998.67/46,855.38
  6. Step 6: Final answer
    x = 39,928.84

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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.