Home / 16,782.91-23,159.92-9,229.23

Finding the Fourth Proportional to 16,782.91, 23,159.92 and 9,229.23

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Solution

The fourth proportional to 16,782.91, 23,159.92 and 9,229.23 is: 12,736.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.91 : 23,159.92 = 9,229.23 : x
  2. Step 2: Convert to fraction form
    16,782.91/23,159.92 = 9,229.23/x
  3. Step 3: Cross multiply
    16,782.91x = 23,159.92 × 9,229.23
  4. Step 4: Simplify right side
    16,782.91x = 213,748,182.32
  5. Step 5: Solve for x
    x = 213,748,182.32/16,782.91
  6. Step 6: Final answer
    x = 12,736.07

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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.