Home / 39,653.55-59,480.43-13,376.73

Finding the Fourth Proportional to 39,653.55, 59,480.43 and 13,376.73

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Solution

The fourth proportional to 39,653.55, 59,480.43 and 13,376.73 is: 20,065.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,653.55 : 59,480.43 = 13,376.73 : x
  2. Step 2: Convert to fraction form
    39,653.55/59,480.43 = 13,376.73/x
  3. Step 3: Cross multiply
    39,653.55x = 59,480.43 × 13,376.73
  4. Step 4: Simplify right side
    39,653.55x = 795,653,652.39
  5. Step 5: Solve for x
    x = 795,653,652.39/39,653.55
  6. Step 6: Final answer
    x = 20,065.13

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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.