Home / 35,471.04-53,212.83-11,780.02

Finding the Fourth Proportional to 35,471.04, 53,212.83 and 11,780.02

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Solution

The fourth proportional to 35,471.04, 53,212.83 and 11,780.02 is: 17,672.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,471.04 : 53,212.83 = 11,780.02 : x
  2. Step 2: Convert to fraction form
    35,471.04/53,212.83 = 11,780.02/x
  3. Step 3: Cross multiply
    35,471.04x = 53,212.83 × 11,780.02
  4. Step 4: Simplify right side
    35,471.04x = 626,848,201.66
  5. Step 5: Solve for x
    x = 626,848,201.66/35,471.04
  6. Step 6: Final answer
    x = 17,672.11

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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.