Home / 26,380.23-36,407.61-16,820.46

Finding the Fourth Proportional to 26,380.23, 36,407.61 and 16,820.46

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Solution

The fourth proportional to 26,380.23, 36,407.61 and 16,820.46 is: 23,214.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.23 : 36,407.61 = 16,820.46 : x
  2. Step 2: Convert to fraction form
    26,380.23/36,407.61 = 16,820.46/x
  3. Step 3: Cross multiply
    26,380.23x = 36,407.61 × 16,820.46
  4. Step 4: Simplify right side
    26,380.23x = 612,392,747.70
  5. Step 5: Solve for x
    x = 612,392,747.70/26,380.23
  6. Step 6: Final answer
    x = 23,214.08

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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.