Home / 53,668.02-80,476.36-19,910.86

Finding the Fourth Proportional to 53,668.02, 80,476.36 and 19,910.86

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Solution

The fourth proportional to 53,668.02, 80,476.36 and 19,910.86 is: 29,856.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,668.02 : 80,476.36 = 19,910.86 : x
  2. Step 2: Convert to fraction form
    53,668.02/80,476.36 = 19,910.86/x
  3. Step 3: Cross multiply
    53,668.02x = 80,476.36 × 19,910.86
  4. Step 4: Simplify right side
    53,668.02x = 1,602,353,537.27
  5. Step 5: Solve for x
    x = 1,602,353,537.27/53,668.02
  6. Step 6: Final answer
    x = 29,856.77

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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.