Home / 19,282.20-28,925.43-6,131.50

Finding the Fourth Proportional to 19,282.20, 28,925.43 and 6,131.50

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Solution

The fourth proportional to 19,282.20, 28,925.43 and 6,131.50 is: 9,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.20 : 28,925.43 = 6,131.50 : x
  2. Step 2: Convert to fraction form
    19,282.20/28,925.43 = 6,131.50/x
  3. Step 3: Cross multiply
    19,282.20x = 28,925.43 × 6,131.50
  4. Step 4: Simplify right side
    19,282.20x = 177,356,274.05
  5. Step 5: Solve for x
    x = 177,356,274.05/19,282.20
  6. Step 6: Final answer
    x = 9,197.93

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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.