Home / 30,075.56-41,503.44-16,646.48

Finding the Fourth Proportional to 30,075.56, 41,503.44 and 16,646.48

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Solution

The fourth proportional to 30,075.56, 41,503.44 and 16,646.48 is: 22,971.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,075.56 : 41,503.44 = 16,646.48 : x
  2. Step 2: Convert to fraction form
    30,075.56/41,503.44 = 16,646.48/x
  3. Step 3: Cross multiply
    30,075.56x = 41,503.44 × 16,646.48
  4. Step 4: Simplify right side
    30,075.56x = 690,886,183.89
  5. Step 5: Solve for x
    x = 690,886,183.89/30,075.56
  6. Step 6: Final answer
    x = 22,971.68

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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.