Home / 55,211.55-82,833.95-19,668.23

Finding the Fourth Proportional to 55,211.55, 82,833.95 and 19,668.23

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Solution

The fourth proportional to 55,211.55, 82,833.95 and 19,668.23 is: 29,508.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,211.55 : 82,833.95 = 19,668.23 : x
  2. Step 2: Convert to fraction form
    55,211.55/82,833.95 = 19,668.23/x
  3. Step 3: Cross multiply
    55,211.55x = 82,833.95 × 19,668.23
  4. Step 4: Simplify right side
    55,211.55x = 1,629,196,667.90
  5. Step 5: Solve for x
    x = 1,629,196,667.90/55,211.55
  6. Step 6: Final answer
    x = 29,508.26

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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.