Home / 16,889.34-25,335.69-13,798.62

Finding the Fourth Proportional to 16,889.34, 25,335.69 and 13,798.62

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Solution

The fourth proportional to 16,889.34, 25,335.69 and 13,798.62 is: 20,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.34 : 25,335.69 = 13,798.62 : x
  2. Step 2: Convert to fraction form
    16,889.34/25,335.69 = 13,798.62/x
  3. Step 3: Cross multiply
    16,889.34x = 25,335.69 × 13,798.62
  4. Step 4: Simplify right side
    16,889.34x = 349,597,558.75
  5. Step 5: Solve for x
    x = 349,597,558.75/16,889.34
  6. Step 6: Final answer
    x = 20,699.30

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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.