Home / 26,341.15-36,351.79-15,012.39

Finding the Fourth Proportional to 26,341.15, 36,351.79 and 15,012.39

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Solution

The fourth proportional to 26,341.15, 36,351.79 and 15,012.39 is: 20,717.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,341.15 : 36,351.79 = 15,012.39 : x
  2. Step 2: Convert to fraction form
    26,341.15/36,351.79 = 15,012.39/x
  3. Step 3: Cross multiply
    26,341.15x = 36,351.79 × 15,012.39
  4. Step 4: Simplify right side
    26,341.15x = 545,727,142.99
  5. Step 5: Solve for x
    x = 545,727,142.99/26,341.15
  6. Step 6: Final answer
    x = 20,717.67

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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.