Home / 19,321.71-26,675.82-14,836.74

Finding the Fourth Proportional to 19,321.71, 26,675.82 and 14,836.74

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Solution

The fourth proportional to 19,321.71, 26,675.82 and 14,836.74 is: 20,483.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,321.71 : 26,675.82 = 14,836.74 : x
  2. Step 2: Convert to fraction form
    19,321.71/26,675.82 = 14,836.74/x
  3. Step 3: Cross multiply
    19,321.71x = 26,675.82 × 14,836.74
  4. Step 4: Simplify right side
    19,321.71x = 395,782,205.63
  5. Step 5: Solve for x
    x = 395,782,205.63/19,321.71
  6. Step 6: Final answer
    x = 20,483.81

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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.