Home / 56,342.52-84,526.74-18,907.56

Finding the Fourth Proportional to 56,342.52, 84,526.74 and 18,907.56

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Solution

The fourth proportional to 56,342.52, 84,526.74 and 18,907.56 is: 28,365.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,342.52 : 84,526.74 = 18,907.56 : x
  2. Step 2: Convert to fraction form
    56,342.52/84,526.74 = 18,907.56/x
  3. Step 3: Cross multiply
    56,342.52x = 84,526.74 × 18,907.56
  4. Step 4: Simplify right side
    56,342.52x = 1,598,194,408.15
  5. Step 5: Solve for x
    x = 1,598,194,408.15/56,342.52
  6. Step 6: Final answer
    x = 28,365.69

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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.