Home / 17,890.43-24,689.21-9,932.99

Finding the Fourth Proportional to 17,890.43, 24,689.21 and 9,932.99

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Solution

The fourth proportional to 17,890.43, 24,689.21 and 9,932.99 is: 13,707.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890.43 : 24,689.21 = 9,932.99 : x
  2. Step 2: Convert to fraction form
    17,890.43/24,689.21 = 9,932.99/x
  3. Step 3: Cross multiply
    17,890.43x = 24,689.21 × 9,932.99
  4. Step 4: Simplify right side
    17,890.43x = 245,237,502.93
  5. Step 5: Solve for x
    x = 245,237,502.93/17,890.43
  6. Step 6: Final answer
    x = 13,707.75

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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.