Home / 28,054.80-42,082.20-24,080.40

Finding the Fourth Proportional to 28,054.80, 42,082.20 and 24,080.40

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Solution

The fourth proportional to 28,054.80, 42,082.20 and 24,080.40 is: 36,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,054.80 : 42,082.20 = 24,080.40 : x
  2. Step 2: Convert to fraction form
    28,054.80/42,082.20 = 24,080.40/x
  3. Step 3: Cross multiply
    28,054.80x = 42,082.20 × 24,080.40
  4. Step 4: Simplify right side
    28,054.80x = 1,013,356,208.88
  5. Step 5: Solve for x
    x = 1,013,356,208.88/28,054.80
  6. Step 6: Final answer
    x = 36,120.60

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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.