Home / 51,486.94-77,231.76-16,426.60

Finding the Fourth Proportional to 51,486.94, 77,231.76 and 16,426.60

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Solution

The fourth proportional to 51,486.94, 77,231.76 and 16,426.60 is: 24,640.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,486.94 : 77,231.76 = 16,426.60 : x
  2. Step 2: Convert to fraction form
    51,486.94/77,231.76 = 16,426.60/x
  3. Step 3: Cross multiply
    51,486.94x = 77,231.76 × 16,426.60
  4. Step 4: Simplify right side
    51,486.94x = 1,268,655,228.82
  5. Step 5: Solve for x
    x = 1,268,655,228.82/51,486.94
  6. Step 6: Final answer
    x = 24,640.33

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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.