Home / 49,325.40-68,055.93-28,104.21

Finding the Fourth Proportional to 49,325.40, 68,055.93 and 28,104.21

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Solution

The fourth proportional to 49,325.40, 68,055.93 and 28,104.21 is: 38,776.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,325.40 : 68,055.93 = 28,104.21 : x
  2. Step 2: Convert to fraction form
    49,325.40/68,055.93 = 28,104.21/x
  3. Step 3: Cross multiply
    49,325.40x = 68,055.93 × 28,104.21
  4. Step 4: Simplify right side
    49,325.40x = 1,912,658,148.47
  5. Step 5: Solve for x
    x = 1,912,658,148.47/49,325.40
  6. Step 6: Final answer
    x = 38,776.33

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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.