Home / 34,765.15-52,116.80-12,573.60

Finding the Fourth Proportional to 34,765.15, 52,116.80 and 12,573.60

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Solution

The fourth proportional to 34,765.15, 52,116.80 and 12,573.60 is: 18,849.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,765.15 : 52,116.80 = 12,573.60 : x
  2. Step 2: Convert to fraction form
    34,765.15/52,116.80 = 12,573.60/x
  3. Step 3: Cross multiply
    34,765.15x = 52,116.80 × 12,573.60
  4. Step 4: Simplify right side
    34,765.15x = 655,295,796.48
  5. Step 5: Solve for x
    x = 655,295,796.48/34,765.15
  6. Step 6: Final answer
    x = 18,849.22

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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.