Home / 35,813.76-53,720.57-9,518.50

Finding the Fourth Proportional to 35,813.76, 53,720.57 and 9,518.50

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Solution

The fourth proportional to 35,813.76, 53,720.57 and 9,518.50 is: 14,277.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,813.76 : 53,720.57 = 9,518.50 : x
  2. Step 2: Convert to fraction form
    35,813.76/53,720.57 = 9,518.50/x
  3. Step 3: Cross multiply
    35,813.76x = 53,720.57 × 9,518.50
  4. Step 4: Simplify right side
    35,813.76x = 511,339,197.95
  5. Step 5: Solve for x
    x = 511,339,197.95/35,813.76
  6. Step 6: Final answer
    x = 14,277.73

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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.