Home / 39,380.72-59,053.30-11,294.32

Finding the Fourth Proportional to 39,380.72, 59,053.30 and 11,294.32

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Solution

The fourth proportional to 39,380.72, 59,053.30 and 11,294.32 is: 16,936.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,380.72 : 59,053.30 = 11,294.32 : x
  2. Step 2: Convert to fraction form
    39,380.72/59,053.30 = 11,294.32/x
  3. Step 3: Cross multiply
    39,380.72x = 59,053.30 × 11,294.32
  4. Step 4: Simplify right side
    39,380.72x = 666,966,955.19
  5. Step 5: Solve for x
    x = 666,966,955.19/39,380.72
  6. Step 6: Final answer
    x = 16,936.39

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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.