Home / 12,677.37-19,010.58-4,358.22

Finding the Fourth Proportional to 12,677.37, 19,010.58 and 4,358.22

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Solution

The fourth proportional to 12,677.37, 19,010.58 and 4,358.22 is: 6,535.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,677.37 : 19,010.58 = 4,358.22 : x
  2. Step 2: Convert to fraction form
    12,677.37/19,010.58 = 4,358.22/x
  3. Step 3: Cross multiply
    12,677.37x = 19,010.58 × 4,358.22
  4. Step 4: Simplify right side
    12,677.37x = 82,852,289.97
  5. Step 5: Solve for x
    x = 82,852,289.97/12,677.37
  6. Step 6: Final answer
    x = 6,535.45

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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.