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Finding the Fourth Proportional to 35,356.88, 52,991.16 and 15,623.12

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Solution

The fourth proportional to 35,356.88, 52,991.16 and 15,623.12 is: 23,415.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,356.88 : 52,991.16 = 15,623.12 : x
  2. Step 2: Convert to fraction form
    35,356.88/52,991.16 = 15,623.12/x
  3. Step 3: Cross multiply
    35,356.88x = 52,991.16 × 15,623.12
  4. Step 4: Simplify right side
    35,356.88x = 827,887,251.62
  5. Step 5: Solve for x
    x = 827,887,251.62/35,356.88
  6. Step 6: Final answer
    x = 23,415.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.