Home / 19,080.98-28,621.18-4,655.35

Finding the Fourth Proportional to 19,080.98, 28,621.18 and 4,655.35

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Solution

The fourth proportional to 19,080.98, 28,621.18 and 4,655.35 is: 6,982.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.98 : 28,621.18 = 4,655.35 : x
  2. Step 2: Convert to fraction form
    19,080.98/28,621.18 = 4,655.35/x
  3. Step 3: Cross multiply
    19,080.98x = 28,621.18 × 4,655.35
  4. Step 4: Simplify right side
    19,080.98x = 133,241,610.31
  5. Step 5: Solve for x
    x = 133,241,610.31/19,080.98
  6. Step 6: Final answer
    x = 6,982.95

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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.