Home / 49,428.63-74,131.80-22,749.01

Finding the Fourth Proportional to 49,428.63, 74,131.80 and 22,749.01

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Solution

The fourth proportional to 49,428.63, 74,131.80 and 22,749.01 is: 34,118.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,428.63 : 74,131.80 = 22,749.01 : x
  2. Step 2: Convert to fraction form
    49,428.63/74,131.80 = 22,749.01/x
  3. Step 3: Cross multiply
    49,428.63x = 74,131.80 × 22,749.01
  4. Step 4: Simplify right side
    49,428.63x = 1,686,425,059.52
  5. Step 5: Solve for x
    x = 1,686,425,059.52/49,428.63
  6. Step 6: Final answer
    x = 34,118.39

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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.