Home / 36,155.04-49,858.91-28,194.36

Finding the Fourth Proportional to 36,155.04, 49,858.91 and 28,194.36

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Solution

The fourth proportional to 36,155.04, 49,858.91 and 28,194.36 is: 38,880.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,155.04 : 49,858.91 = 28,194.36 : x
  2. Step 2: Convert to fraction form
    36,155.04/49,858.91 = 28,194.36/x
  3. Step 3: Cross multiply
    36,155.04x = 49,858.91 × 28,194.36
  4. Step 4: Simplify right side
    36,155.04x = 1,405,739,916.78
  5. Step 5: Solve for x
    x = 1,405,739,916.78/36,155.04
  6. Step 6: Final answer
    x = 38,880.88

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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.