Home / 29,613.13-40,862.19-19,017.12

Finding the Fourth Proportional to 29,613.13, 40,862.19 and 19,017.12

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Solution

The fourth proportional to 29,613.13, 40,862.19 and 19,017.12 is: 26,241.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,613.13 : 40,862.19 = 19,017.12 : x
  2. Step 2: Convert to fraction form
    29,613.13/40,862.19 = 19,017.12/x
  3. Step 3: Cross multiply
    29,613.13x = 40,862.19 × 19,017.12
  4. Step 4: Simplify right side
    29,613.13x = 777,080,973.45
  5. Step 5: Solve for x
    x = 777,080,973.45/29,613.13
  6. Step 6: Final answer
    x = 26,241.09

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1.5x scale

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.