Home / 17,748.18-26,631.99-13,335.30

Finding the Fourth Proportional to 17,748.18, 26,631.99 and 13,335.30

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Solution

The fourth proportional to 17,748.18, 26,631.99 and 13,335.30 is: 20,010.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,748.18 : 26,631.99 = 13,335.30 : x
  2. Step 2: Convert to fraction form
    17,748.18/26,631.99 = 13,335.30/x
  3. Step 3: Cross multiply
    17,748.18x = 26,631.99 × 13,335.30
  4. Step 4: Simplify right side
    17,748.18x = 355,145,576.25
  5. Step 5: Solve for x
    x = 355,145,576.25/17,748.18
  6. Step 6: Final answer
    x = 20,010.25

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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.