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Finding the Fourth Proportional to 13,351.68, 20,014.86 and 5,952.06

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Solution

The fourth proportional to 13,351.68, 20,014.86 and 5,952.06 is: 8,922.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,351.68 : 20,014.86 = 5,952.06 : x
  2. Step 2: Convert to fraction form
    13,351.68/20,014.86 = 5,952.06/x
  3. Step 3: Cross multiply
    13,351.68x = 20,014.86 × 5,952.06
  4. Step 4: Simplify right side
    13,351.68x = 119,129,647.61
  5. Step 5: Solve for x
    x = 119,129,647.61/13,351.68
  6. Step 6: Final answer
    x = 8,922.45

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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.