Home / 13,513.54-20,270.23-4,628.92

Finding the Fourth Proportional to 13,513.54, 20,270.23 and 4,628.92

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Solution

The fourth proportional to 13,513.54, 20,270.23 and 4,628.92 is: 6,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,513.54 : 20,270.23 = 4,628.92 : x
  2. Step 2: Convert to fraction form
    13,513.54/20,270.23 = 4,628.92/x
  3. Step 3: Cross multiply
    13,513.54x = 20,270.23 × 4,628.92
  4. Step 4: Simplify right side
    13,513.54x = 93,829,273.05
  5. Step 5: Solve for x
    x = 93,829,273.05/13,513.54
  6. Step 6: Final answer
    x = 6,943.35

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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.