Home / 53,453.70-80,180.89-14,010.47

Finding the Fourth Proportional to 53,453.70, 80,180.89 and 14,010.47

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Solution

The fourth proportional to 53,453.70, 80,180.89 and 14,010.47 is: 21,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,453.70 : 80,180.89 = 14,010.47 : x
  2. Step 2: Convert to fraction form
    53,453.70/80,180.89 = 14,010.47/x
  3. Step 3: Cross multiply
    53,453.70x = 80,180.89 × 14,010.47
  4. Step 4: Simplify right side
    53,453.70x = 1,123,371,818.67
  5. Step 5: Solve for x
    x = 1,123,371,818.67/53,453.70
  6. Step 6: Final answer
    x = 21,015.79

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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.