Home / 18,701.84-28,049.52-6,222.08

Finding the Fourth Proportional to 18,701.84, 28,049.52 and 6,222.08

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Solution

The fourth proportional to 18,701.84, 28,049.52 and 6,222.08 is: 9,332.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701.84 : 28,049.52 = 6,222.08 : x
  2. Step 2: Convert to fraction form
    18,701.84/28,049.52 = 6,222.08/x
  3. Step 3: Cross multiply
    18,701.84x = 28,049.52 × 6,222.08
  4. Step 4: Simplify right side
    18,701.84x = 174,526,357.40
  5. Step 5: Solve for x
    x = 174,526,357.40/18,701.84
  6. Step 6: Final answer
    x = 9,332.04

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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.