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Finding the Fourth Proportional to 55,668.08, 83,502.04 and 18,732.08

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Solution

The fourth proportional to 55,668.08, 83,502.04 and 18,732.08 is: 28,098.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,668.08 : 83,502.04 = 18,732.08 : x
  2. Step 2: Convert to fraction form
    55,668.08/83,502.04 = 18,732.08/x
  3. Step 3: Cross multiply
    55,668.08x = 83,502.04 × 18,732.08
  4. Step 4: Simplify right side
    55,668.08x = 1,564,166,893.44
  5. Step 5: Solve for x
    x = 1,564,166,893.44/55,668.08
  6. Step 6: Final answer
    x = 28,098.09

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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.