Home / 26,202.29-36,162.05-16,128.72

Finding the Fourth Proportional to 26,202.29, 36,162.05 and 16,128.72

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Solution

The fourth proportional to 26,202.29, 36,162.05 and 16,128.72 is: 22,259.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,202.29 : 36,162.05 = 16,128.72 : x
  2. Step 2: Convert to fraction form
    26,202.29/36,162.05 = 16,128.72/x
  3. Step 3: Cross multiply
    26,202.29x = 36,162.05 × 16,128.72
  4. Step 4: Simplify right side
    26,202.29x = 583,247,498.43
  5. Step 5: Solve for x
    x = 583,247,498.43/26,202.29
  6. Step 6: Final answer
    x = 22,259.41

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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.