Home / 26,209.72-36,168.94-15,030.84

Finding the Fourth Proportional to 26,209.72, 36,168.94 and 15,030.84

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Solution

The fourth proportional to 26,209.72, 36,168.94 and 15,030.84 is: 20,742.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,209.72 : 36,168.94 = 15,030.84 : x
  2. Step 2: Convert to fraction form
    26,209.72/36,168.94 = 15,030.84/x
  3. Step 3: Cross multiply
    26,209.72x = 36,168.94 × 15,030.84
  4. Step 4: Simplify right side
    26,209.72x = 543,649,550.11
  5. Step 5: Solve for x
    x = 543,649,550.11/26,209.72
  6. Step 6: Final answer
    x = 20,742.29

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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.