Home / 26,385.73-36,409.63-15,057.67

Finding the Fourth Proportional to 26,385.73, 36,409.63 and 15,057.67

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Solution

The fourth proportional to 26,385.73, 36,409.63 and 15,057.67 is: 20,778.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,385.73 : 36,409.63 = 15,057.67 : x
  2. Step 2: Convert to fraction form
    26,385.73/36,409.63 = 15,057.67/x
  3. Step 3: Cross multiply
    26,385.73x = 36,409.63 × 15,057.67
  4. Step 4: Simplify right side
    26,385.73x = 548,244,193.36
  5. Step 5: Solve for x
    x = 548,244,193.36/26,385.73
  6. Step 6: Final answer
    x = 20,778.06

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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.