Home / 55,048.90-82,557.15-15,609.46

Finding the Fourth Proportional to 55,048.90, 82,557.15 and 15,609.46

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Solution

The fourth proportional to 55,048.90, 82,557.15 and 15,609.46 is: 23,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,048.90 : 82,557.15 = 15,609.46 : x
  2. Step 2: Convert to fraction form
    55,048.90/82,557.15 = 15,609.46/x
  3. Step 3: Cross multiply
    55,048.90x = 82,557.15 × 15,609.46
  4. Step 4: Simplify right side
    55,048.90x = 1,288,672,530.64
  5. Step 5: Solve for x
    x = 1,288,672,530.64/55,048.90
  6. Step 6: Final answer
    x = 23,409.60

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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.