Home / 39,667.70-59,505.64-13,374.48

Finding the Fourth Proportional to 39,667.70, 59,505.64 and 13,374.48

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Solution

The fourth proportional to 39,667.70, 59,505.64 and 13,374.48 is: 20,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,667.70 : 59,505.64 = 13,374.48 : x
  2. Step 2: Convert to fraction form
    39,667.70/59,505.64 = 13,374.48/x
  3. Step 3: Cross multiply
    39,667.70x = 59,505.64 × 13,374.48
  4. Step 4: Simplify right side
    39,667.70x = 795,856,992.07
  5. Step 5: Solve for x
    x = 795,856,992.07/39,667.70
  6. Step 6: Final answer
    x = 20,063.10

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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.