Home / 19,088.73-28,591.65-10,764.36

Finding the Fourth Proportional to 19,088.73, 28,591.65 and 10,764.36

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Solution

The fourth proportional to 19,088.73, 28,591.65 and 10,764.36 is: 16,123.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088.73 : 28,591.65 = 10,764.36 : x
  2. Step 2: Convert to fraction form
    19,088.73/28,591.65 = 10,764.36/x
  3. Step 3: Cross multiply
    19,088.73x = 28,591.65 × 10,764.36
  4. Step 4: Simplify right side
    19,088.73x = 307,770,813.59
  5. Step 5: Solve for x
    x = 307,770,813.59/19,088.73
  6. Step 6: Final answer
    x = 16,123.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.