Home / 26,508.51-36,562.50-18,335.21

Finding the Fourth Proportional to 26,508.51, 36,562.50 and 18,335.21

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Solution

The fourth proportional to 26,508.51, 36,562.50 and 18,335.21 is: 25,289.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,508.51 : 36,562.50 = 18,335.21 : x
  2. Step 2: Convert to fraction form
    26,508.51/36,562.50 = 18,335.21/x
  3. Step 3: Cross multiply
    26,508.51x = 36,562.50 × 18,335.21
  4. Step 4: Simplify right side
    26,508.51x = 670,380,932.81
  5. Step 5: Solve for x
    x = 670,380,932.81/26,508.51
  6. Step 6: Final answer
    x = 25,289.27

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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.