Home / 25,305.72-34,935.24-16,358.31

Finding the Fourth Proportional to 25,305.72, 34,935.24 and 16,358.31

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Solution

The fourth proportional to 25,305.72, 34,935.24 and 16,358.31 is: 22,583.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305.72 : 34,935.24 = 16,358.31 : x
  2. Step 2: Convert to fraction form
    25,305.72/34,935.24 = 16,358.31/x
  3. Step 3: Cross multiply
    25,305.72x = 34,935.24 × 16,358.31
  4. Step 4: Simplify right side
    25,305.72x = 571,481,485.84
  5. Step 5: Solve for x
    x = 571,481,485.84/25,305.72
  6. Step 6: Final answer
    x = 22,583.10

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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.