Home / 56,274.96-84,395.43-18,825.42

Finding the Fourth Proportional to 56,274.96, 84,395.43 and 18,825.42

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Solution

The fourth proportional to 56,274.96, 84,395.43 and 18,825.42 is: 28,232.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,274.96 : 84,395.43 = 18,825.42 : x
  2. Step 2: Convert to fraction form
    56,274.96/84,395.43 = 18,825.42/x
  3. Step 3: Cross multiply
    56,274.96x = 84,395.43 × 18,825.42
  4. Step 4: Simplify right side
    56,274.96x = 1,588,779,415.83
  5. Step 5: Solve for x
    x = 1,588,779,415.83/56,274.96
  6. Step 6: Final answer
    x = 28,232.44

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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.