Home / 26,645.21-36,770.20-14,545.64

Finding the Fourth Proportional to 26,645.21, 36,770.20 and 14,545.64

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Solution

The fourth proportional to 26,645.21, 36,770.20 and 14,545.64 is: 20,072.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,645.21 : 36,770.20 = 14,545.64 : x
  2. Step 2: Convert to fraction form
    26,645.21/36,770.20 = 14,545.64/x
  3. Step 3: Cross multiply
    26,645.21x = 36,770.20 × 14,545.64
  4. Step 4: Simplify right side
    26,645.21x = 534,845,871.71
  5. Step 5: Solve for x
    x = 534,845,871.71/26,645.21
  6. Step 6: Final answer
    x = 20,072.88

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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.