Home / 20,613.04-28,457.02-16,127.26

Finding the Fourth Proportional to 20,613.04, 28,457.02 and 16,127.26

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Solution

The fourth proportional to 20,613.04, 28,457.02 and 16,127.26 is: 22,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,613.04 : 28,457.02 = 16,127.26 : x
  2. Step 2: Convert to fraction form
    20,613.04/28,457.02 = 16,127.26/x
  3. Step 3: Cross multiply
    20,613.04x = 28,457.02 × 16,127.26
  4. Step 4: Simplify right side
    20,613.04x = 458,933,760.37
  5. Step 5: Solve for x
    x = 458,933,760.37/20,613.04
  6. Step 6: Final answer
    x = 22,264.24

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