Home / 59,078.08-88,591.20-21,628.45

Finding the Fourth Proportional to 59,078.08, 88,591.20 and 21,628.45

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Solution

The fourth proportional to 59,078.08, 88,591.20 and 21,628.45 is: 32,433.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,078.08 : 88,591.20 = 21,628.45 : x
  2. Step 2: Convert to fraction form
    59,078.08/88,591.20 = 21,628.45/x
  3. Step 3: Cross multiply
    59,078.08x = 88,591.20 × 21,628.45
  4. Step 4: Simplify right side
    59,078.08x = 1,916,090,339.64
  5. Step 5: Solve for x
    x = 1,916,090,339.64/59,078.08
  6. Step 6: Final answer
    x = 32,433.19

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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.