Home / 55,302.30-82,953.76-13,749.30

Finding the Fourth Proportional to 55,302.30, 82,953.76 and 13,749.30

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Solution

The fourth proportional to 55,302.30, 82,953.76 and 13,749.30 is: 20,624.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,302.30 : 82,953.76 = 13,749.30 : x
  2. Step 2: Convert to fraction form
    55,302.30/82,953.76 = 13,749.30/x
  3. Step 3: Cross multiply
    55,302.30x = 82,953.76 × 13,749.30
  4. Step 4: Simplify right side
    55,302.30x = 1,140,556,132.37
  5. Step 5: Solve for x
    x = 1,140,556,132.37/55,302.30
  6. Step 6: Final answer
    x = 20,624.03

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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.