Home / 26,045.66-35,936.79-15,433.45

Finding the Fourth Proportional to 26,045.66, 35,936.79 and 15,433.45

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Solution

The fourth proportional to 26,045.66, 35,936.79 and 15,433.45 is: 21,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,045.66 : 35,936.79 = 15,433.45 : x
  2. Step 2: Convert to fraction form
    26,045.66/35,936.79 = 15,433.45/x
  3. Step 3: Cross multiply
    26,045.66x = 35,936.79 × 15,433.45
  4. Step 4: Simplify right side
    26,045.66x = 554,628,651.63
  5. Step 5: Solve for x
    x = 554,628,651.63/26,045.66
  6. Step 6: Final answer
    x = 21,294.47

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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.