Home / 30,180.39-41,646.98-16,751.64

Finding the Fourth Proportional to 30,180.39, 41,646.98 and 16,751.64

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Solution

The fourth proportional to 30,180.39, 41,646.98 and 16,751.64 is: 23,116.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,180.39 : 41,646.98 = 16,751.64 : x
  2. Step 2: Convert to fraction form
    30,180.39/41,646.98 = 16,751.64/x
  3. Step 3: Cross multiply
    30,180.39x = 41,646.98 × 16,751.64
  4. Step 4: Simplify right side
    30,180.39x = 697,655,319.87
  5. Step 5: Solve for x
    x = 697,655,319.87/30,180.39
  6. Step 6: Final answer
    x = 23,116.18

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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.