Home / 56,215.55-84,314.08-20,184.54

Finding the Fourth Proportional to 56,215.55, 84,314.08 and 20,184.54

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Solution

The fourth proportional to 56,215.55, 84,314.08 and 20,184.54 is: 30,273.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,215.55 : 84,314.08 = 20,184.54 : x
  2. Step 2: Convert to fraction form
    56,215.55/84,314.08 = 20,184.54/x
  3. Step 3: Cross multiply
    56,215.55x = 84,314.08 × 20,184.54
  4. Step 4: Simplify right side
    56,215.55x = 1,701,841,103.64
  5. Step 5: Solve for x
    x = 1,701,841,103.64/56,215.55
  6. Step 6: Final answer
    x = 30,273.50

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1.5x scale

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.