Home / 51,346.44-70,855.56-28,680.93

Finding the Fourth Proportional to 51,346.44, 70,855.56 and 28,680.93

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Solution

The fourth proportional to 51,346.44, 70,855.56 and 28,680.93 is: 39,578.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,346.44 : 70,855.56 = 28,680.93 : x
  2. Step 2: Convert to fraction form
    51,346.44/70,855.56 = 28,680.93/x
  3. Step 3: Cross multiply
    51,346.44x = 70,855.56 × 28,680.93
  4. Step 4: Simplify right side
    51,346.44x = 2,032,203,356.47
  5. Step 5: Solve for x
    x = 2,032,203,356.47/51,346.44
  6. Step 6: Final answer
    x = 39,578.27

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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.