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Finding the Fourth Proportional to 26,002, 35,868.18 and 15,935.32

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Solution

The fourth proportional to 26,002, 35,868.18 and 15,935.32 is: 21,981.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,002 : 35,868.18 = 15,935.32 : x
  2. Step 2: Convert to fraction form
    26,002/35,868.18 = 15,935.32/x
  3. Step 3: Cross multiply
    26,002x = 35,868.18 × 15,935.32
  4. Step 4: Simplify right side
    26,002x = 571,570,926.12
  5. Step 5: Solve for x
    x = 571,570,926.12/26,002
  6. Step 6: Final answer
    x = 21,981.81

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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.