Home / 32,420.90-48,619.56-11,355.14

Finding the Fourth Proportional to 32,420.90, 48,619.56 and 11,355.14

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Solution

The fourth proportional to 32,420.90, 48,619.56 and 11,355.14 is: 17,028.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,420.90 : 48,619.56 = 11,355.14 : x
  2. Step 2: Convert to fraction form
    32,420.90/48,619.56 = 11,355.14/x
  3. Step 3: Cross multiply
    32,420.90x = 48,619.56 × 11,355.14
  4. Step 4: Simplify right side
    32,420.90x = 552,081,910.54
  5. Step 5: Solve for x
    x = 552,081,910.54/32,420.90
  6. Step 6: Final answer
    x = 17,028.58

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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.