Home / 55,330.55-82,984.44-15,878.87

Finding the Fourth Proportional to 55,330.55, 82,984.44 and 15,878.87

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Solution

The fourth proportional to 55,330.55, 82,984.44 and 15,878.87 is: 23,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,330.55 : 82,984.44 = 15,878.87 : x
  2. Step 2: Convert to fraction form
    55,330.55/82,984.44 = 15,878.87/x
  3. Step 3: Cross multiply
    55,330.55x = 82,984.44 × 15,878.87
  4. Step 4: Simplify right side
    55,330.55x = 1,317,699,134.78
  5. Step 5: Solve for x
    x = 1,317,699,134.78/55,330.55
  6. Step 6: Final answer
    x = 23,815.04

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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.