Home / 53,286.10-79,929.14-15,846.02

Finding the Fourth Proportional to 53,286.10, 79,929.14 and 15,846.02

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Solution

The fourth proportional to 53,286.10, 79,929.14 and 15,846.02 is: 23,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,286.10 : 79,929.14 = 15,846.02 : x
  2. Step 2: Convert to fraction form
    53,286.10/79,929.14 = 15,846.02/x
  3. Step 3: Cross multiply
    53,286.10x = 79,929.14 × 15,846.02
  4. Step 4: Simplify right side
    53,286.10x = 1,266,558,751.02
  5. Step 5: Solve for x
    x = 1,266,558,751.02/53,286.10
  6. Step 6: Final answer
    x = 23,769.03

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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.