Home / 36,122.04-49,841.96-20,206.60

Finding the Fourth Proportional to 36,122.04, 49,841.96 and 20,206.60

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Solution

The fourth proportional to 36,122.04, 49,841.96 and 20,206.60 is: 27,881.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,122.04 : 49,841.96 = 20,206.60 : x
  2. Step 2: Convert to fraction form
    36,122.04/49,841.96 = 20,206.60/x
  3. Step 3: Cross multiply
    36,122.04x = 49,841.96 × 20,206.60
  4. Step 4: Simplify right side
    36,122.04x = 1,007,136,548.94
  5. Step 5: Solve for x
    x = 1,007,136,548.94/36,122.04
  6. Step 6: Final answer
    x = 27,881.50

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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.