Home / 13,364.19-20,030.15-4,923.99

Finding the Fourth Proportional to 13,364.19, 20,030.15 and 4,923.99

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Solution

The fourth proportional to 13,364.19, 20,030.15 and 4,923.99 is: 7,380.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364.19 : 20,030.15 = 4,923.99 : x
  2. Step 2: Convert to fraction form
    13,364.19/20,030.15 = 4,923.99/x
  3. Step 3: Cross multiply
    13,364.19x = 20,030.15 × 4,923.99
  4. Step 4: Simplify right side
    13,364.19x = 98,628,270.61
  5. Step 5: Solve for x
    x = 98,628,270.61/13,364.19
  6. Step 6: Final answer
    x = 7,380.04

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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.