Home / 26,116.08-36,038.00-15,361.28

Finding the Fourth Proportional to 26,116.08, 36,038.00 and 15,361.28

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Solution

The fourth proportional to 26,116.08, 36,038.00 and 15,361.28 is: 21,197.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,116.08 : 36,038.00 = 15,361.28 : x
  2. Step 2: Convert to fraction form
    26,116.08/36,038.00 = 15,361.28/x
  3. Step 3: Cross multiply
    26,116.08x = 36,038.00 × 15,361.28
  4. Step 4: Simplify right side
    26,116.08x = 553,589,932.43
  5. Step 5: Solve for x
    x = 553,589,932.43/26,116.08
  6. Step 6: Final answer
    x = 21,197.28

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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.