Home / 51,563.16-71,160.02-28,909.44

Finding the Fourth Proportional to 51,563.16, 71,160.02 and 28,909.44

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Solution

The fourth proportional to 51,563.16, 71,160.02 and 28,909.44 is: 39,896.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,563.16 : 71,160.02 = 28,909.44 : x
  2. Step 2: Convert to fraction form
    51,563.16/71,160.02 = 28,909.44/x
  3. Step 3: Cross multiply
    51,563.16x = 71,160.02 × 28,909.44
  4. Step 4: Simplify right side
    51,563.16x = 2,057,196,328.59
  5. Step 5: Solve for x
    x = 2,057,196,328.59/51,563.16
  6. Step 6: Final answer
    x = 39,896.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.