Home / 56,133.03-84,213.02-18,693.43

Finding the Fourth Proportional to 56,133.03, 84,213.02 and 18,693.43

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Solution

The fourth proportional to 56,133.03, 84,213.02 and 18,693.43 is: 28,044.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,133.03 : 84,213.02 = 18,693.43 : x
  2. Step 2: Convert to fraction form
    56,133.03/84,213.02 = 18,693.43/x
  3. Step 3: Cross multiply
    56,133.03x = 84,213.02 × 18,693.43
  4. Step 4: Simplify right side
    56,133.03x = 1,574,230,399.21
  5. Step 5: Solve for x
    x = 1,574,230,399.21/56,133.03
  6. Step 6: Final answer
    x = 28,044.64

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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.