Home / 55,013.94-82,507.64-25,403.31

Finding the Fourth Proportional to 55,013.94, 82,507.64 and 25,403.31

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Solution

The fourth proportional to 55,013.94, 82,507.64 and 25,403.31 is: 38,098.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,013.94 : 82,507.64 = 25,403.31 : x
  2. Step 2: Convert to fraction form
    55,013.94/82,507.64 = 25,403.31/x
  3. Step 3: Cross multiply
    55,013.94x = 82,507.64 × 25,403.31
  4. Step 4: Simplify right side
    55,013.94x = 2,095,967,029.27
  5. Step 5: Solve for x
    x = 2,095,967,029.27/55,013.94
  6. Step 6: Final answer
    x = 38,098.84

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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.