Home / 30,905.08-46,374.44-13,132.96

Finding the Fourth Proportional to 30,905.08, 46,374.44 and 13,132.96

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Solution

The fourth proportional to 30,905.08, 46,374.44 and 13,132.96 is: 19,706.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,905.08 : 46,374.44 = 13,132.96 : x
  2. Step 2: Convert to fraction form
    30,905.08/46,374.44 = 13,132.96/x
  3. Step 3: Cross multiply
    30,905.08x = 46,374.44 × 13,132.96
  4. Step 4: Simplify right side
    30,905.08x = 609,033,665.54
  5. Step 5: Solve for x
    x = 609,033,665.54/30,905.08
  6. Step 6: Final answer
    x = 19,706.59

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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.