Home / 26,960.80-40,453.74-10,315.34

Finding the Fourth Proportional to 26,960.80, 40,453.74 and 10,315.34

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Solution

The fourth proportional to 26,960.80, 40,453.74 and 10,315.34 is: 15,477.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,960.80 : 40,453.74 = 10,315.34 : x
  2. Step 2: Convert to fraction form
    26,960.80/40,453.74 = 10,315.34/x
  3. Step 3: Cross multiply
    26,960.80x = 40,453.74 × 10,315.34
  4. Step 4: Simplify right side
    26,960.80x = 417,294,082.37
  5. Step 5: Solve for x
    x = 417,294,082.37/26,960.80
  6. Step 6: Final answer
    x = 15,477.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.