Home / 17,805.61-26,682.90-9,998.02

Finding the Fourth Proportional to 17,805.61, 26,682.90 and 9,998.02

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Solution

The fourth proportional to 17,805.61, 26,682.90 and 9,998.02 is: 14,982.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,805.61 : 26,682.90 = 9,998.02 : x
  2. Step 2: Convert to fraction form
    17,805.61/26,682.90 = 9,998.02/x
  3. Step 3: Cross multiply
    17,805.61x = 26,682.90 × 9,998.02
  4. Step 4: Simplify right side
    17,805.61x = 266,776,167.86
  5. Step 5: Solve for x
    x = 266,776,167.86/17,805.61
  6. Step 6: Final answer
    x = 14,982.70

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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.