Home / 35,520.26-53,281.74-11,829.92

Finding the Fourth Proportional to 35,520.26, 53,281.74 and 11,829.92

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Solution

The fourth proportional to 35,520.26, 53,281.74 and 11,829.92 is: 17,745.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520.26 : 53,281.74 = 11,829.92 : x
  2. Step 2: Convert to fraction form
    35,520.26/53,281.74 = 11,829.92/x
  3. Step 3: Cross multiply
    35,520.26x = 53,281.74 × 11,829.92
  4. Step 4: Simplify right side
    35,520.26x = 630,318,721.66
  5. Step 5: Solve for x
    x = 630,318,721.66/35,520.26
  6. Step 6: Final answer
    x = 17,745.33

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1.5x scale

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.