Home / 19,282.83-28,918.05-6,132.12

Finding the Fourth Proportional to 19,282.83, 28,918.05 and 6,132.12

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Solution

The fourth proportional to 19,282.83, 28,918.05 and 6,132.12 is: 9,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.83 : 28,918.05 = 6,132.12 : x
  2. Step 2: Convert to fraction form
    19,282.83/28,918.05 = 6,132.12/x
  3. Step 3: Cross multiply
    19,282.83x = 28,918.05 × 6,132.12
  4. Step 4: Simplify right side
    19,282.83x = 177,328,983.99
  5. Step 5: Solve for x
    x = 177,328,983.99/19,282.83
  6. Step 6: Final answer
    x = 9,196.21

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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.