Home / 35,979.44-53,899.02-21,904.55

Finding the Fourth Proportional to 35,979.44, 53,899.02 and 21,904.55

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Solution

The fourth proportional to 35,979.44, 53,899.02 and 21,904.55 is: 32,814.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,979.44 : 53,899.02 = 21,904.55 : x
  2. Step 2: Convert to fraction form
    35,979.44/53,899.02 = 21,904.55/x
  3. Step 3: Cross multiply
    35,979.44x = 53,899.02 × 21,904.55
  4. Step 4: Simplify right side
    35,979.44x = 1,180,633,968.05
  5. Step 5: Solve for x
    x = 1,180,633,968.05/35,979.44
  6. Step 6: Final answer
    x = 32,814.13

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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.