Home / 28,621.65-39,497.84-16,046.40

Finding the Fourth Proportional to 28,621.65, 39,497.84 and 16,046.40

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Solution

The fourth proportional to 28,621.65, 39,497.84 and 16,046.40 is: 22,144.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,621.65 : 39,497.84 = 16,046.40 : x
  2. Step 2: Convert to fraction form
    28,621.65/39,497.84 = 16,046.40/x
  3. Step 3: Cross multiply
    28,621.65x = 39,497.84 × 16,046.40
  4. Step 4: Simplify right side
    28,621.65x = 633,798,059.54
  5. Step 5: Solve for x
    x = 633,798,059.54/28,621.65
  6. Step 6: Final answer
    x = 22,144.01

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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.