Home / 47,966.04-71,943.66-12,908.52

Finding the Fourth Proportional to 47,966.04, 71,943.66 and 12,908.52

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Solution

The fourth proportional to 47,966.04, 71,943.66 and 12,908.52 is: 19,361.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,966.04 : 71,943.66 = 12,908.52 : x
  2. Step 2: Convert to fraction form
    47,966.04/71,943.66 = 12,908.52/x
  3. Step 3: Cross multiply
    47,966.04x = 71,943.66 × 12,908.52
  4. Step 4: Simplify right side
    47,966.04x = 928,686,173.98
  5. Step 5: Solve for x
    x = 928,686,173.98/47,966.04
  6. Step 6: Final answer
    x = 19,361.33

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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.