Home / 35,829.01-53,765.12-12,471.85

Finding the Fourth Proportional to 35,829.01, 53,765.12 and 12,471.85

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Solution

The fourth proportional to 35,829.01, 53,765.12 and 12,471.85 is: 18,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,829.01 : 53,765.12 = 12,471.85 : x
  2. Step 2: Convert to fraction form
    35,829.01/53,765.12 = 12,471.85/x
  3. Step 3: Cross multiply
    35,829.01x = 53,765.12 × 12,471.85
  4. Step 4: Simplify right side
    35,829.01x = 670,550,511.87
  5. Step 5: Solve for x
    x = 670,550,511.87/35,829.01
  6. Step 6: Final answer
    x = 18,715.30

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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.