Home / 26,303.24-36,297.48-15,687.38

Finding the Fourth Proportional to 26,303.24, 36,297.48 and 15,687.38

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Solution

The fourth proportional to 26,303.24, 36,297.48 and 15,687.38 is: 21,647.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,303.24 : 36,297.48 = 15,687.38 : x
  2. Step 2: Convert to fraction form
    26,303.24/36,297.48 = 15,687.38/x
  3. Step 3: Cross multiply
    26,303.24x = 36,297.48 × 15,687.38
  4. Step 4: Simplify right side
    26,303.24x = 569,412,361.80
  5. Step 5: Solve for x
    x = 569,412,361.80/26,303.24
  6. Step 6: Final answer
    x = 21,647.99

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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.