Home / 32,930.15-45,435.53-19,500.75

Finding the Fourth Proportional to 32,930.15, 45,435.53 and 19,500.75

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Solution

The fourth proportional to 32,930.15, 45,435.53 and 19,500.75 is: 26,906.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,930.15 : 45,435.53 = 19,500.75 : x
  2. Step 2: Convert to fraction form
    32,930.15/45,435.53 = 19,500.75/x
  3. Step 3: Cross multiply
    32,930.15x = 45,435.53 × 19,500.75
  4. Step 4: Simplify right side
    32,930.15x = 886,026,960.40
  5. Step 5: Solve for x
    x = 886,026,960.40/32,930.15
  6. Step 6: Final answer
    x = 26,906.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.