Home / 55,810.26-83,719.70-15,828.56

Finding the Fourth Proportional to 55,810.26, 83,719.70 and 15,828.56

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Solution

The fourth proportional to 55,810.26, 83,719.70 and 15,828.56 is: 23,744.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,810.26 : 83,719.70 = 15,828.56 : x
  2. Step 2: Convert to fraction form
    55,810.26/83,719.70 = 15,828.56/x
  3. Step 3: Cross multiply
    55,810.26x = 83,719.70 × 15,828.56
  4. Step 4: Simplify right side
    55,810.26x = 1,325,161,796.89
  5. Step 5: Solve for x
    x = 1,325,161,796.89/55,810.26
  6. Step 6: Final answer
    x = 23,744.05

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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.