Home / 30,290.52-41,799.93-16,861.32

Finding the Fourth Proportional to 30,290.52, 41,799.93 and 16,861.32

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Solution

The fourth proportional to 30,290.52, 41,799.93 and 16,861.32 is: 23,268.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,290.52 : 41,799.93 = 16,861.32 : x
  2. Step 2: Convert to fraction form
    30,290.52/41,799.93 = 16,861.32/x
  3. Step 3: Cross multiply
    30,290.52x = 41,799.93 × 16,861.32
  4. Step 4: Simplify right side
    30,290.52x = 704,801,995.71
  5. Step 5: Solve for x
    x = 704,801,995.71/30,290.52
  6. Step 6: Final answer
    x = 23,268.07

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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.