Home / 13,860.48-20,793.78-4,501.08

Finding the Fourth Proportional to 13,860.48, 20,793.78 and 4,501.08

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Solution

The fourth proportional to 13,860.48, 20,793.78 and 4,501.08 is: 6,752.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860.48 : 20,793.78 = 4,501.08 : x
  2. Step 2: Convert to fraction form
    13,860.48/20,793.78 = 4,501.08/x
  3. Step 3: Cross multiply
    13,860.48x = 20,793.78 × 4,501.08
  4. Step 4: Simplify right side
    13,860.48x = 93,594,467.28
  5. Step 5: Solve for x
    x = 93,594,467.28/13,860.48
  6. Step 6: Final answer
    x = 6,752.61

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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.