Home / 26,243.53-36,205.16-15,484.13

Finding the Fourth Proportional to 26,243.53, 36,205.16 and 15,484.13

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Solution

The fourth proportional to 26,243.53, 36,205.16 and 15,484.13 is: 21,361.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,243.53 : 36,205.16 = 15,484.13 : x
  2. Step 2: Convert to fraction form
    26,243.53/36,205.16 = 15,484.13/x
  3. Step 3: Cross multiply
    26,243.53x = 36,205.16 × 15,484.13
  4. Step 4: Simplify right side
    26,243.53x = 560,605,145.66
  5. Step 5: Solve for x
    x = 560,605,145.66/26,243.53
  6. Step 6: Final answer
    x = 21,361.66

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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.