Home / 35,043.98-52,572.88-12,857.56

Finding the Fourth Proportional to 35,043.98, 52,572.88 and 12,857.56

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Solution

The fourth proportional to 35,043.98, 52,572.88 and 12,857.56 is: 19,288.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,043.98 : 52,572.88 = 12,857.56 : x
  2. Step 2: Convert to fraction form
    35,043.98/52,572.88 = 12,857.56/x
  3. Step 3: Cross multiply
    35,043.98x = 52,572.88 × 12,857.56
  4. Step 4: Simplify right side
    35,043.98x = 675,958,958.97
  5. Step 5: Solve for x
    x = 675,958,958.97/35,043.98
  6. Step 6: Final answer
    x = 19,288.88

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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.