Home / 13,277.54-19,928.61-6,708.35

Finding the Fourth Proportional to 13,277.54, 19,928.61 and 6,708.35

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Solution

The fourth proportional to 13,277.54, 19,928.61 and 6,708.35 is: 10,068.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.54 : 19,928.61 = 6,708.35 : x
  2. Step 2: Convert to fraction form
    13,277.54/19,928.61 = 6,708.35/x
  3. Step 3: Cross multiply
    13,277.54x = 19,928.61 × 6,708.35
  4. Step 4: Simplify right side
    13,277.54x = 133,687,991.25
  5. Step 5: Solve for x
    x = 133,687,991.25/13,277.54
  6. Step 6: Final answer
    x = 10,068.74

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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.