Home / 49,347.58-68,106.15-28,121.98

Finding the Fourth Proportional to 49,347.58, 68,106.15 and 28,121.98

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Solution

The fourth proportional to 49,347.58, 68,106.15 and 28,121.98 is: 38,812.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,347.58 : 68,106.15 = 28,121.98 : x
  2. Step 2: Convert to fraction form
    49,347.58/68,106.15 = 28,121.98/x
  3. Step 3: Cross multiply
    49,347.58x = 68,106.15 × 28,121.98
  4. Step 4: Simplify right side
    49,347.58x = 1,915,279,788.18
  5. Step 5: Solve for x
    x = 1,915,279,788.18/49,347.58
  6. Step 6: Final answer
    x = 38,812.03

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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.