Home / 54,026.94-81,048.50-18,960.42

Finding the Fourth Proportional to 54,026.94, 81,048.50 and 18,960.42

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Solution

The fourth proportional to 54,026.94, 81,048.50 and 18,960.42 is: 28,443.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,026.94 : 81,048.50 = 18,960.42 : x
  2. Step 2: Convert to fraction form
    54,026.94/81,048.50 = 18,960.42/x
  3. Step 3: Cross multiply
    54,026.94x = 81,048.50 × 18,960.42
  4. Step 4: Simplify right side
    54,026.94x = 1,536,713,600.37
  5. Step 5: Solve for x
    x = 1,536,713,600.37/54,026.94
  6. Step 6: Final answer
    x = 28,443.47

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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.