Home / 51,072.04-76,608.06-13,632.25

Finding the Fourth Proportional to 51,072.04, 76,608.06 and 13,632.25

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Solution

The fourth proportional to 51,072.04, 76,608.06 and 13,632.25 is: 20,448.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,072.04 : 76,608.06 = 13,632.25 : x
  2. Step 2: Convert to fraction form
    51,072.04/76,608.06 = 13,632.25/x
  3. Step 3: Cross multiply
    51,072.04x = 76,608.06 × 13,632.25
  4. Step 4: Simplify right side
    51,072.04x = 1,044,340,225.94
  5. Step 5: Solve for x
    x = 1,044,340,225.94/51,072.04
  6. Step 6: Final answer
    x = 20,448.38

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Similar ratio
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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.