Home / 30,117.47-41,560.22-16,687.94

Finding the Fourth Proportional to 30,117.47, 41,560.22 and 16,687.94

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Solution

The fourth proportional to 30,117.47, 41,560.22 and 16,687.94 is: 23,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,117.47 : 41,560.22 = 16,687.94 : x
  2. Step 2: Convert to fraction form
    30,117.47/41,560.22 = 16,687.94/x
  3. Step 3: Cross multiply
    30,117.47x = 41,560.22 × 16,687.94
  4. Step 4: Simplify right side
    30,117.47x = 693,554,291.67
  5. Step 5: Solve for x
    x = 693,554,291.67/30,117.47
  6. Step 6: Final answer
    x = 23,028.31

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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.