Home / 12,830.10-19,232.84-4,059.01

Finding the Fourth Proportional to 12,830.10, 19,232.84 and 4,059.01

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Solution

The fourth proportional to 12,830.10, 19,232.84 and 4,059.01 is: 6,084.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,830.10 : 19,232.84 = 4,059.01 : x
  2. Step 2: Convert to fraction form
    12,830.10/19,232.84 = 4,059.01/x
  3. Step 3: Cross multiply
    12,830.10x = 19,232.84 × 4,059.01
  4. Step 4: Simplify right side
    12,830.10x = 78,066,324.08
  5. Step 5: Solve for x
    x = 78,066,324.08/12,830.10
  6. Step 6: Final answer
    x = 6,084.62

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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.