Home / 19,394.22-26,708.46-18,461.10

Finding the Fourth Proportional to 19,394.22, 26,708.46 and 18,461.10

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Solution

The fourth proportional to 19,394.22, 26,708.46 and 18,461.10 is: 25,423.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,394.22 : 26,708.46 = 18,461.10 : x
  2. Step 2: Convert to fraction form
    19,394.22/26,708.46 = 18,461.10/x
  3. Step 3: Cross multiply
    19,394.22x = 26,708.46 × 18,461.10
  4. Step 4: Simplify right side
    19,394.22x = 493,067,550.91
  5. Step 5: Solve for x
    x = 493,067,550.91/19,394.22
  6. Step 6: Final answer
    x = 25,423.43

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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.