Home / 25,684.98-38,539.68-17,799.63

Finding the Fourth Proportional to 25,684.98, 38,539.68 and 17,799.63

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Solution

The fourth proportional to 25,684.98, 38,539.68 and 17,799.63 is: 26,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,684.98 : 38,539.68 = 17,799.63 : x
  2. Step 2: Convert to fraction form
    25,684.98/38,539.68 = 17,799.63/x
  3. Step 3: Cross multiply
    25,684.98x = 38,539.68 × 17,799.63
  4. Step 4: Simplify right side
    25,684.98x = 685,992,044.32
  5. Step 5: Solve for x
    x = 685,992,044.32/25,684.98
  6. Step 6: Final answer
    x = 26,707.91

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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.