Home / 13,501.06-20,251.47-4,267.06

Finding the Fourth Proportional to 13,501.06, 20,251.47 and 4,267.06

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Solution

The fourth proportional to 13,501.06, 20,251.47 and 4,267.06 is: 6,400.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501.06 : 20,251.47 = 4,267.06 : x
  2. Step 2: Convert to fraction form
    13,501.06/20,251.47 = 4,267.06/x
  3. Step 3: Cross multiply
    13,501.06x = 20,251.47 × 4,267.06
  4. Step 4: Simplify right side
    13,501.06x = 86,414,237.58
  5. Step 5: Solve for x
    x = 86,414,237.58/13,501.06
  6. Step 6: Final answer
    x = 6,400.55

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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.