Home / 39,186.70-58,754.48-14,222.02

Finding the Fourth Proportional to 39,186.70, 58,754.48 and 14,222.02

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Solution

The fourth proportional to 39,186.70, 58,754.48 and 14,222.02 is: 21,323.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,186.70 : 58,754.48 = 14,222.02 : x
  2. Step 2: Convert to fraction form
    39,186.70/58,754.48 = 14,222.02/x
  3. Step 3: Cross multiply
    39,186.70x = 58,754.48 × 14,222.02
  4. Step 4: Simplify right side
    39,186.70x = 835,607,389.65
  5. Step 5: Solve for x
    x = 835,607,389.65/39,186.70
  6. Step 6: Final answer
    x = 21,323.75

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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.