Home / 30,137.16-41,585.42-16,708.28

Finding the Fourth Proportional to 30,137.16, 41,585.42 and 16,708.28

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Solution

The fourth proportional to 30,137.16, 41,585.42 and 16,708.28 is: 23,055.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,137.16 : 41,585.42 = 16,708.28 : x
  2. Step 2: Convert to fraction form
    30,137.16/41,585.42 = 16,708.28/x
  3. Step 3: Cross multiply
    30,137.16x = 41,585.42 × 16,708.28
  4. Step 4: Simplify right side
    30,137.16x = 694,820,841.28
  5. Step 5: Solve for x
    x = 694,820,841.28/30,137.16
  6. Step 6: Final answer
    x = 23,055.29

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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.