Home / 49,926.72-74,846.28-18,783.84

Finding the Fourth Proportional to 49,926.72, 74,846.28 and 18,783.84

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Solution

The fourth proportional to 49,926.72, 74,846.28 and 18,783.84 is: 28,159.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,926.72 : 74,846.28 = 18,783.84 : x
  2. Step 2: Convert to fraction form
    49,926.72/74,846.28 = 18,783.84/x
  3. Step 3: Cross multiply
    49,926.72x = 74,846.28 × 18,783.84
  4. Step 4: Simplify right side
    49,926.72x = 1,405,900,548.12
  5. Step 5: Solve for x
    x = 1,405,900,548.12/49,926.72
  6. Step 6: Final answer
    x = 28,159.28

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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.