Home / 17,982.72-24,813.20-10,425.96

Finding the Fourth Proportional to 17,982.72, 24,813.20 and 10,425.96

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Solution

The fourth proportional to 17,982.72, 24,813.20 and 10,425.96 is: 14,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982.72 : 24,813.20 = 10,425.96 : x
  2. Step 2: Convert to fraction form
    17,982.72/24,813.20 = 10,425.96/x
  3. Step 3: Cross multiply
    17,982.72x = 24,813.20 × 10,425.96
  4. Step 4: Simplify right side
    17,982.72x = 258,701,430.67
  5. Step 5: Solve for x
    x = 258,701,430.67/17,982.72
  6. Step 6: Final answer
    x = 14,386.11

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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.