Home / 12,020.42-18,041.84-6,101.51

Finding the Fourth Proportional to 12,020.42, 18,041.84 and 6,101.51

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Solution

The fourth proportional to 12,020.42, 18,041.84 and 6,101.51 is: 9,157.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,020.42 : 18,041.84 = 6,101.51 : x
  2. Step 2: Convert to fraction form
    12,020.42/18,041.84 = 6,101.51/x
  3. Step 3: Cross multiply
    12,020.42x = 18,041.84 × 6,101.51
  4. Step 4: Simplify right side
    12,020.42x = 110,082,346.46
  5. Step 5: Solve for x
    x = 110,082,346.46/12,020.42
  6. Step 6: Final answer
    x = 9,157.95

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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.