Home / 13,528.20-20,292.06-6,950.52

Finding the Fourth Proportional to 13,528.20, 20,292.06 and 6,950.52

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Solution

The fourth proportional to 13,528.20, 20,292.06 and 6,950.52 is: 10,425.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,528.20 : 20,292.06 = 6,950.52 : x
  2. Step 2: Convert to fraction form
    13,528.20/20,292.06 = 6,950.52/x
  3. Step 3: Cross multiply
    13,528.20x = 20,292.06 × 6,950.52
  4. Step 4: Simplify right side
    13,528.20x = 141,040,368.87
  5. Step 5: Solve for x
    x = 141,040,368.87/13,528.20
  6. Step 6: Final answer
    x = 10,425.66

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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.