Home / 13,304.20-19,957.58-4,986.76

Finding the Fourth Proportional to 13,304.20, 19,957.58 and 4,986.76

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Solution

The fourth proportional to 13,304.20, 19,957.58 and 4,986.76 is: 7,480.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.20 : 19,957.58 = 4,986.76 : x
  2. Step 2: Convert to fraction form
    13,304.20/19,957.58 = 4,986.76/x
  3. Step 3: Cross multiply
    13,304.20x = 19,957.58 × 4,986.76
  4. Step 4: Simplify right side
    13,304.20x = 99,523,661.64
  5. Step 5: Solve for x
    x = 99,523,661.64/13,304.20
  6. Step 6: Final answer
    x = 7,480.62

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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.