Home / 12,678.04-19,008.42-6,100.84

Finding the Fourth Proportional to 12,678.04, 19,008.42 and 6,100.84

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Solution

The fourth proportional to 12,678.04, 19,008.42 and 6,100.84 is: 9,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,678.04 : 19,008.42 = 6,100.84 : x
  2. Step 2: Convert to fraction form
    12,678.04/19,008.42 = 6,100.84/x
  3. Step 3: Cross multiply
    12,678.04x = 19,008.42 × 6,100.84
  4. Step 4: Simplify right side
    12,678.04x = 115,967,329.07
  5. Step 5: Solve for x
    x = 115,967,329.07/12,678.04
  6. Step 6: Final answer
    x = 9,147.10

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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.