Home / 13,277.54-19,910.18-4,955.34

Finding the Fourth Proportional to 13,277.54, 19,910.18 and 4,955.34

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Solution

The fourth proportional to 13,277.54, 19,910.18 and 4,955.34 is: 7,430.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.54 : 19,910.18 = 4,955.34 : x
  2. Step 2: Convert to fraction form
    13,277.54/19,910.18 = 4,955.34/x
  3. Step 3: Cross multiply
    13,277.54x = 19,910.18 × 4,955.34
  4. Step 4: Simplify right side
    13,277.54x = 98,661,711.36
  5. Step 5: Solve for x
    x = 98,661,711.36/13,277.54
  6. Step 6: Final answer
    x = 7,430.72

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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.