Home / 19,284.30-26,612.70-11,730.96

Finding the Fourth Proportional to 19,284.30, 26,612.70 and 11,730.96

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Solution

The fourth proportional to 19,284.30, 26,612.70 and 11,730.96 is: 16,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.30 : 26,612.70 = 11,730.96 : x
  2. Step 2: Convert to fraction form
    19,284.30/26,612.70 = 11,730.96/x
  3. Step 3: Cross multiply
    19,284.30x = 26,612.70 × 11,730.96
  4. Step 4: Simplify right side
    19,284.30x = 312,192,519.19
  5. Step 5: Solve for x
    x = 312,192,519.19/19,284.30
  6. Step 6: Final answer
    x = 16,188.95

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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.