Home / 26,474.54-36,528-15,856.64

Finding the Fourth Proportional to 26,474.54, 36,528 and 15,856.64

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Solution

The fourth proportional to 26,474.54, 36,528 and 15,856.64 is: 21,878.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,474.54 : 36,528 = 15,856.64 : x
  2. Step 2: Convert to fraction form
    26,474.54/36,528 = 15,856.64/x
  3. Step 3: Cross multiply
    26,474.54x = 36,528 × 15,856.64
  4. Step 4: Simplify right side
    26,474.54x = 579,211,345.92
  5. Step 5: Solve for x
    x = 579,211,345.92/26,474.54
  6. Step 6: Final answer
    x = 21,878.05

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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.