Home / 49,894.12-74,801.44-28,810.22

Finding the Fourth Proportional to 49,894.12, 74,801.44 and 28,810.22

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Solution

The fourth proportional to 49,894.12, 74,801.44 and 28,810.22 is: 43,192.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,894.12 : 74,801.44 = 28,810.22 : x
  2. Step 2: Convert to fraction form
    49,894.12/74,801.44 = 28,810.22/x
  3. Step 3: Cross multiply
    49,894.12x = 74,801.44 × 28,810.22
  4. Step 4: Simplify right side
    49,894.12x = 2,155,045,942.72
  5. Step 5: Solve for x
    x = 2,155,045,942.72/49,894.12
  6. Step 6: Final answer
    x = 43,192.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.