Home / 45,047.34-67,552.79-13,446.41

Finding the Fourth Proportional to 45,047.34, 67,552.79 and 13,446.41

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Solution

The fourth proportional to 45,047.34, 67,552.79 and 13,446.41 is: 20,164.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,047.34 : 67,552.79 = 13,446.41 : x
  2. Step 2: Convert to fraction form
    45,047.34/67,552.79 = 13,446.41/x
  3. Step 3: Cross multiply
    45,047.34x = 67,552.79 × 13,446.41
  4. Step 4: Simplify right side
    45,047.34x = 908,342,105.99
  5. Step 5: Solve for x
    x = 908,342,105.99/45,047.34
  6. Step 6: Final answer
    x = 20,164.17

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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.