Home / 26,684.91-36,825.03-15,354.63

Finding the Fourth Proportional to 26,684.91, 36,825.03 and 15,354.63

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Solution

The fourth proportional to 26,684.91, 36,825.03 and 15,354.63 is: 21,189.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,684.91 : 36,825.03 = 15,354.63 : x
  2. Step 2: Convert to fraction form
    26,684.91/36,825.03 = 15,354.63/x
  3. Step 3: Cross multiply
    26,684.91x = 36,825.03 × 15,354.63
  4. Step 4: Simplify right side
    26,684.91x = 565,434,710.39
  5. Step 5: Solve for x
    x = 565,434,710.39/26,684.91
  6. Step 6: Final answer
    x = 21,189.31

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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.