Home / 26,813.16-37,005.35-15,485.42

Finding the Fourth Proportional to 26,813.16, 37,005.35 and 15,485.42

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Solution

The fourth proportional to 26,813.16, 37,005.35 and 15,485.42 is: 21,371.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,813.16 : 37,005.35 = 15,485.42 : x
  2. Step 2: Convert to fraction form
    26,813.16/37,005.35 = 15,485.42/x
  3. Step 3: Cross multiply
    26,813.16x = 37,005.35 × 15,485.42
  4. Step 4: Simplify right side
    26,813.16x = 573,043,124.54
  5. Step 5: Solve for x
    x = 573,043,124.54/26,813.16
  6. Step 6: Final answer
    x = 21,371.71

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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.