Home / 14,284.79-19,733.54-11,409.74

Finding the Fourth Proportional to 14,284.79, 19,733.54 and 11,409.74

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Solution

The fourth proportional to 14,284.79, 19,733.54 and 11,409.74 is: 15,761.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284.79 : 19,733.54 = 11,409.74 : x
  2. Step 2: Convert to fraction form
    14,284.79/19,733.54 = 11,409.74/x
  3. Step 3: Cross multiply
    14,284.79x = 19,733.54 × 11,409.74
  4. Step 4: Simplify right side
    14,284.79x = 225,154,560.68
  5. Step 5: Solve for x
    x = 225,154,560.68/14,284.79
  6. Step 6: Final answer
    x = 15,761.84

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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.