Home / 16,738.81-25,090.69-5,641.66

Finding the Fourth Proportional to 16,738.81, 25,090.69 and 5,641.66

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Solution

The fourth proportional to 16,738.81, 25,090.69 and 5,641.66 is: 8,456.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,738.81 : 25,090.69 = 5,641.66 : x
  2. Step 2: Convert to fraction form
    16,738.81/25,090.69 = 5,641.66/x
  3. Step 3: Cross multiply
    16,738.81x = 25,090.69 × 5,641.66
  4. Step 4: Simplify right side
    16,738.81x = 141,553,113.94
  5. Step 5: Solve for x
    x = 141,553,113.94/16,738.81
  6. Step 6: Final answer
    x = 8,456.58

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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.