Home / 49,312.84-68,048.04-28,087.96

Finding the Fourth Proportional to 49,312.84, 68,048.04 and 28,087.96

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Solution

The fourth proportional to 49,312.84, 68,048.04 and 28,087.96 is: 38,759.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,312.84 : 68,048.04 = 28,087.96 : x
  2. Step 2: Convert to fraction form
    49,312.84/68,048.04 = 28,087.96/x
  3. Step 3: Cross multiply
    49,312.84x = 68,048.04 × 28,087.96
  4. Step 4: Simplify right side
    49,312.84x = 1,911,330,625.60
  5. Step 5: Solve for x
    x = 1,911,330,625.60/49,312.84
  6. Step 6: Final answer
    x = 38,759.29

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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.