Home / 49,913.04-68,878.98-28,692.12

Finding the Fourth Proportional to 49,913.04, 68,878.98 and 28,692.12

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Solution

The fourth proportional to 49,913.04, 68,878.98 and 28,692.12 is: 39,594.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,913.04 : 68,878.98 = 28,692.12 : x
  2. Step 2: Convert to fraction form
    49,913.04/68,878.98 = 28,692.12/x
  3. Step 3: Cross multiply
    49,913.04x = 68,878.98 × 28,692.12
  4. Step 4: Simplify right side
    49,913.04x = 1,976,283,959.64
  5. Step 5: Solve for x
    x = 1,976,283,959.64/49,913.04
  6. Step 6: Final answer
    x = 39,594.54

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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.