Home / 52,011.24-78,020.36-18,273.16

Finding the Fourth Proportional to 52,011.24, 78,020.36 and 18,273.16

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Solution

The fourth proportional to 52,011.24, 78,020.36 and 18,273.16 is: 27,410.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,011.24 : 78,020.36 = 18,273.16 : x
  2. Step 2: Convert to fraction form
    52,011.24/78,020.36 = 18,273.16/x
  3. Step 3: Cross multiply
    52,011.24x = 78,020.36 × 18,273.16
  4. Step 4: Simplify right side
    52,011.24x = 1,425,678,040.07
  5. Step 5: Solve for x
    x = 1,425,678,040.07/52,011.24
  6. Step 6: Final answer
    x = 27,410.96

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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.