Home / 30,180.42-41,647.02-16,751.68

Finding the Fourth Proportional to 30,180.42, 41,647.02 and 16,751.68

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Solution

The fourth proportional to 30,180.42, 41,647.02 and 16,751.68 is: 23,116.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.42 : 41,647.02 = 16,751.68 : x
  2. Step 2: Convert to fraction form
    30,180.42/41,647.02 = 16,751.68/x
  3. Step 3: Cross multiply
    30,180.42x = 41,647.02 × 16,751.68
  4. Step 4: Simplify right side
    30,180.42x = 697,657,551.99
  5. Step 5: Solve for x
    x = 697,657,551.99/30,180.42
  6. Step 6: Final answer
    x = 23,116.23

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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.