Home / 35,683.64-53,526.33-11,991.53

Finding the Fourth Proportional to 35,683.64, 53,526.33 and 11,991.53

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Solution

The fourth proportional to 35,683.64, 53,526.33 and 11,991.53 is: 17,987.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,683.64 : 53,526.33 = 11,991.53 : x
  2. Step 2: Convert to fraction form
    35,683.64/53,526.33 = 11,991.53/x
  3. Step 3: Cross multiply
    35,683.64x = 53,526.33 × 11,991.53
  4. Step 4: Simplify right side
    35,683.64x = 641,862,725.80
  5. Step 5: Solve for x
    x = 641,862,725.80/35,683.64
  6. Step 6: Final answer
    x = 17,987.59

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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.