Home / 17,935.72-24,751.26-9,977.76

Finding the Fourth Proportional to 17,935.72, 24,751.26 and 9,977.76

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Solution

The fourth proportional to 17,935.72, 24,751.26 and 9,977.76 is: 13,769.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,935.72 : 24,751.26 = 9,977.76 : x
  2. Step 2: Convert to fraction form
    17,935.72/24,751.26 = 9,977.76/x
  3. Step 3: Cross multiply
    17,935.72x = 24,751.26 × 9,977.76
  4. Step 4: Simplify right side
    17,935.72x = 246,962,131.98
  5. Step 5: Solve for x
    x = 246,962,131.98/17,935.72
  6. Step 6: Final answer
    x = 13,769.29

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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.