Home / 35,966.35-53,955.69-11,005.78

Finding the Fourth Proportional to 35,966.35, 53,955.69 and 11,005.78

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Solution

The fourth proportional to 35,966.35, 53,955.69 and 11,005.78 is: 16,510.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,966.35 : 53,955.69 = 11,005.78 : x
  2. Step 2: Convert to fraction form
    35,966.35/53,955.69 = 11,005.78/x
  3. Step 3: Cross multiply
    35,966.35x = 53,955.69 × 11,005.78
  4. Step 4: Simplify right side
    35,966.35x = 593,824,453.89
  5. Step 5: Solve for x
    x = 593,824,453.89/35,966.35
  6. Step 6: Final answer
    x = 16,510.56

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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.