Home / 39,211.83-58,817.21-9,629.55

Finding the Fourth Proportional to 39,211.83, 58,817.21 and 9,629.55

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Solution

The fourth proportional to 39,211.83, 58,817.21 and 9,629.55 is: 14,444.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,211.83 : 58,817.21 = 9,629.55 : x
  2. Step 2: Convert to fraction form
    39,211.83/58,817.21 = 9,629.55/x
  3. Step 3: Cross multiply
    39,211.83x = 58,817.21 × 9,629.55
  4. Step 4: Simplify right side
    39,211.83x = 566,383,216.41
  5. Step 5: Solve for x
    x = 566,383,216.41/39,211.83
  6. Step 6: Final answer
    x = 14,444.19

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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.