Home / 19,104.91-28,655.67-6,624.66

Finding the Fourth Proportional to 19,104.91, 28,655.67 and 6,624.66

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Solution

The fourth proportional to 19,104.91, 28,655.67 and 6,624.66 is: 9,936.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.91 : 28,655.67 = 6,624.66 : x
  2. Step 2: Convert to fraction form
    19,104.91/28,655.67 = 6,624.66/x
  3. Step 3: Cross multiply
    19,104.91x = 28,655.67 × 6,624.66
  4. Step 4: Simplify right side
    19,104.91x = 189,833,894.42
  5. Step 5: Solve for x
    x = 189,833,894.42/19,104.91
  6. Step 6: Final answer
    x = 9,936.39

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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.