Home / 45,133.11-67,698.90-15,550.29

Finding the Fourth Proportional to 45,133.11, 67,698.90 and 15,550.29

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Solution

The fourth proportional to 45,133.11, 67,698.90 and 15,550.29 is: 23,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,133.11 : 67,698.90 = 15,550.29 : x
  2. Step 2: Convert to fraction form
    45,133.11/67,698.90 = 15,550.29/x
  3. Step 3: Cross multiply
    45,133.11x = 67,698.90 × 15,550.29
  4. Step 4: Simplify right side
    45,133.11x = 1,052,737,527.68
  5. Step 5: Solve for x
    x = 1,052,737,527.68/45,133.11
  6. Step 6: Final answer
    x = 23,325.17

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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.