Home / 19,281.83-28,924.86-6,131.13

Finding the Fourth Proportional to 19,281.83, 28,924.86 and 6,131.13

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Solution

The fourth proportional to 19,281.83, 28,924.86 and 6,131.13 is: 9,197.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,281.83 : 28,924.86 = 6,131.13 : x
  2. Step 2: Convert to fraction form
    19,281.83/28,924.86 = 6,131.13/x
  3. Step 3: Cross multiply
    19,281.83x = 28,924.86 × 6,131.13
  4. Step 4: Simplify right side
    19,281.83x = 177,341,991.42
  5. Step 5: Solve for x
    x = 177,341,991.42/19,281.83
  6. Step 6: Final answer
    x = 9,197.37

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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.