Home / 12,666.24-19,001.41-3,901.16

Finding the Fourth Proportional to 12,666.24, 19,001.41 and 3,901.16

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Solution

The fourth proportional to 12,666.24, 19,001.41 and 3,901.16 is: 5,852.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,666.24 : 19,001.41 = 3,901.16 : x
  2. Step 2: Convert to fraction form
    12,666.24/19,001.41 = 3,901.16/x
  3. Step 3: Cross multiply
    12,666.24x = 19,001.41 × 3,901.16
  4. Step 4: Simplify right side
    12,666.24x = 74,127,435.88
  5. Step 5: Solve for x
    x = 74,127,435.88/12,666.24
  6. Step 6: Final answer
    x = 5,852.36

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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.