Home / 35,687.12-53,535.59-11,996.50

Finding the Fourth Proportional to 35,687.12, 53,535.59 and 11,996.50

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Solution

The fourth proportional to 35,687.12, 53,535.59 and 11,996.50 is: 17,996.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,687.12 : 53,535.59 = 11,996.50 : x
  2. Step 2: Convert to fraction form
    35,687.12/53,535.59 = 11,996.50/x
  3. Step 3: Cross multiply
    35,687.12x = 53,535.59 × 11,996.50
  4. Step 4: Simplify right side
    35,687.12x = 642,239,869.27
  5. Step 5: Solve for x
    x = 642,239,869.27/35,687.12
  6. Step 6: Final answer
    x = 17,996.41

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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.