Home / 50,206.71-69,284.67-28,985.52

Finding the Fourth Proportional to 50,206.71, 69,284.67 and 28,985.52

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Solution

The fourth proportional to 50,206.71, 69,284.67 and 28,985.52 is: 39,999.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,206.71 : 69,284.67 = 28,985.52 : x
  2. Step 2: Convert to fraction form
    50,206.71/69,284.67 = 28,985.52/x
  3. Step 3: Cross multiply
    50,206.71x = 69,284.67 × 28,985.52
  4. Step 4: Simplify right side
    50,206.71x = 2,008,252,187.98
  5. Step 5: Solve for x
    x = 2,008,252,187.98/50,206.71
  6. Step 6: Final answer
    x = 39,999.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.