Home / 36,298.87-54,331.71-19,389.60

Finding the Fourth Proportional to 36,298.87, 54,331.71 and 19,389.60

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Solution

The fourth proportional to 36,298.87, 54,331.71 and 19,389.60 is: 29,022.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,298.87 : 54,331.71 = 19,389.60 : x
  2. Step 2: Convert to fraction form
    36,298.87/54,331.71 = 19,389.60/x
  3. Step 3: Cross multiply
    36,298.87x = 54,331.71 × 19,389.60
  4. Step 4: Simplify right side
    36,298.87x = 1,053,470,124.22
  5. Step 5: Solve for x
    x = 1,053,470,124.22/36,298.87
  6. Step 6: Final answer
    x = 29,022.12

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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.