Home / 36,409.71-54,635.79-15,348.46

Finding the Fourth Proportional to 36,409.71, 54,635.79 and 15,348.46

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Solution

The fourth proportional to 36,409.71, 54,635.79 and 15,348.46 is: 23,031.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,409.71 : 54,635.79 = 15,348.46 : x
  2. Step 2: Convert to fraction form
    36,409.71/54,635.79 = 15,348.46/x
  3. Step 3: Cross multiply
    36,409.71x = 54,635.79 × 15,348.46
  4. Step 4: Simplify right side
    36,409.71x = 838,574,887.46
  5. Step 5: Solve for x
    x = 838,574,887.46/36,409.71
  6. Step 6: Final answer
    x = 23,031.63

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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.