Home / 15,966.65-23,949.97-4,280.17

Finding the Fourth Proportional to 15,966.65, 23,949.97 and 4,280.17

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Solution

The fourth proportional to 15,966.65, 23,949.97 and 4,280.17 is: 6,420.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,966.65 : 23,949.97 = 4,280.17 : x
  2. Step 2: Convert to fraction form
    15,966.65/23,949.97 = 4,280.17/x
  3. Step 3: Cross multiply
    15,966.65x = 23,949.97 × 4,280.17
  4. Step 4: Simplify right side
    15,966.65x = 102,509,872.52
  5. Step 5: Solve for x
    x = 102,509,872.52/15,966.65
  6. Step 6: Final answer
    x = 6,420.25

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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.