Home / 13,354.54-20,027.76-4,587.46

Finding the Fourth Proportional to 13,354.54, 20,027.76 and 4,587.46

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Solution

The fourth proportional to 13,354.54, 20,027.76 and 4,587.46 is: 6,879.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354.54 : 20,027.76 = 4,587.46 : x
  2. Step 2: Convert to fraction form
    13,354.54/20,027.76 = 4,587.46/x
  3. Step 3: Cross multiply
    13,354.54x = 20,027.76 × 4,587.46
  4. Step 4: Simplify right side
    13,354.54x = 91,876,547.89
  5. Step 5: Solve for x
    x = 91,876,547.89/13,354.54
  6. Step 6: Final answer
    x = 6,879.80

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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.