Home / 39,669.62-59,505.83-13,374.59

Finding the Fourth Proportional to 39,669.62, 59,505.83 and 13,374.59

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Solution

The fourth proportional to 39,669.62, 59,505.83 and 13,374.59 is: 20,062.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,669.62 : 59,505.83 = 13,374.59 : x
  2. Step 2: Convert to fraction form
    39,669.62/59,505.83 = 13,374.59/x
  3. Step 3: Cross multiply
    39,669.62x = 59,505.83 × 13,374.59
  4. Step 4: Simplify right side
    39,669.62x = 795,865,714.46
  5. Step 5: Solve for x
    x = 795,865,714.46/39,669.62
  6. Step 6: Final answer
    x = 20,062.35

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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.