Home / 26,082.84-35,998.92-15,478.32

Finding the Fourth Proportional to 26,082.84, 35,998.92 and 15,478.32

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Solution

The fourth proportional to 26,082.84, 35,998.92 and 15,478.32 is: 21,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,082.84 : 35,998.92 = 15,478.32 : x
  2. Step 2: Convert to fraction form
    26,082.84/35,998.92 = 15,478.32/x
  3. Step 3: Cross multiply
    26,082.84x = 35,998.92 × 15,478.32
  4. Step 4: Simplify right side
    26,082.84x = 557,202,803.41
  5. Step 5: Solve for x
    x = 557,202,803.41/26,082.84
  6. Step 6: Final answer
    x = 21,362.81

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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.