Home / 20,369.87-30,557.58-6,332.06

Finding the Fourth Proportional to 20,369.87, 30,557.58 and 6,332.06

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Solution

The fourth proportional to 20,369.87, 30,557.58 and 6,332.06 is: 9,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,369.87 : 30,557.58 = 6,332.06 : x
  2. Step 2: Convert to fraction form
    20,369.87/30,557.58 = 6,332.06/x
  3. Step 3: Cross multiply
    20,369.87x = 30,557.58 × 6,332.06
  4. Step 4: Simplify right side
    20,369.87x = 193,492,277.23
  5. Step 5: Solve for x
    x = 193,492,277.23/20,369.87
  6. Step 6: Final answer
    x = 9,498.95

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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.