Home / 11,075.60-16,613.40-10,230.80

Finding the Fourth Proportional to 11,075.60, 16,613.40 and 10,230.80

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Solution

The fourth proportional to 11,075.60, 16,613.40 and 10,230.80 is: 15,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.60 : 16,613.40 = 10,230.80 : x
  2. Step 2: Convert to fraction form
    11,075.60/16,613.40 = 10,230.80/x
  3. Step 3: Cross multiply
    11,075.60x = 16,613.40 × 10,230.80
  4. Step 4: Simplify right side
    11,075.60x = 169,968,372.72
  5. Step 5: Solve for x
    x = 169,968,372.72/11,075.60
  6. Step 6: Final answer
    x = 15,346.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.