Home / 13,403.84-20,084.58-4,958.73

Finding the Fourth Proportional to 13,403.84, 20,084.58 and 4,958.73

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Solution

The fourth proportional to 13,403.84, 20,084.58 and 4,958.73 is: 7,430.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403.84 : 20,084.58 = 4,958.73 : x
  2. Step 2: Convert to fraction form
    13,403.84/20,084.58 = 4,958.73/x
  3. Step 3: Cross multiply
    13,403.84x = 20,084.58 × 4,958.73
  4. Step 4: Simplify right side
    13,403.84x = 99,594,009.38
  5. Step 5: Solve for x
    x = 99,594,009.38/13,403.84
  6. Step 6: Final answer
    x = 7,430.26

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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.