Home / 19,154.21-28,731.61-6,006.69

Finding the Fourth Proportional to 19,154.21, 28,731.61 and 6,006.69

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Solution

The fourth proportional to 19,154.21, 28,731.61 and 6,006.69 is: 9,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,154.21 : 28,731.61 = 6,006.69 : x
  2. Step 2: Convert to fraction form
    19,154.21/28,731.61 = 6,006.69/x
  3. Step 3: Cross multiply
    19,154.21x = 28,731.61 × 6,006.69
  4. Step 4: Simplify right side
    19,154.21x = 172,581,881.98
  5. Step 5: Solve for x
    x = 172,581,881.98/19,154.21
  6. Step 6: Final answer
    x = 9,010.13

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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.