Home / 26,813.70-37,008.29-15,485.04

Finding the Fourth Proportional to 26,813.70, 37,008.29 and 15,485.04

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Solution

The fourth proportional to 26,813.70, 37,008.29 and 15,485.04 is: 21,372.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,813.70 : 37,008.29 = 15,485.04 : x
  2. Step 2: Convert to fraction form
    26,813.70/37,008.29 = 15,485.04/x
  3. Step 3: Cross multiply
    26,813.70x = 37,008.29 × 15,485.04
  4. Step 4: Simplify right side
    26,813.70x = 573,074,850.98
  5. Step 5: Solve for x
    x = 573,074,850.98/26,813.70
  6. Step 6: Final answer
    x = 21,372.46

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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.