Home / 30,116.46-41,559.49-16,688.28

Finding the Fourth Proportional to 30,116.46, 41,559.49 and 16,688.28

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Solution

The fourth proportional to 30,116.46, 41,559.49 and 16,688.28 is: 23,029.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,116.46 : 41,559.49 = 16,688.28 : x
  2. Step 2: Convert to fraction form
    30,116.46/41,559.49 = 16,688.28/x
  3. Step 3: Cross multiply
    30,116.46x = 41,559.49 × 16,688.28
  4. Step 4: Simplify right side
    30,116.46x = 693,556,582.49
  5. Step 5: Solve for x
    x = 693,556,582.49/30,116.46
  6. Step 6: Final answer
    x = 23,029.15

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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.