Home / 26,535.79-36,619.70-15,205.06

Finding the Fourth Proportional to 26,535.79, 36,619.70 and 15,205.06

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Solution

The fourth proportional to 26,535.79, 36,619.70 and 15,205.06 is: 20,983.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,535.79 : 36,619.70 = 15,205.06 : x
  2. Step 2: Convert to fraction form
    26,535.79/36,619.70 = 15,205.06/x
  3. Step 3: Cross multiply
    26,535.79x = 36,619.70 × 15,205.06
  4. Step 4: Simplify right side
    26,535.79x = 556,804,476.56
  5. Step 5: Solve for x
    x = 556,804,476.56/26,535.79
  6. Step 6: Final answer
    x = 20,983.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.