Home / 36,218.65-54,328.42-11,258.13

Finding the Fourth Proportional to 36,218.65, 54,328.42 and 11,258.13

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Solution

The fourth proportional to 36,218.65, 54,328.42 and 11,258.13 is: 16,887.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,218.65 : 54,328.42 = 11,258.13 : x
  2. Step 2: Convert to fraction form
    36,218.65/54,328.42 = 11,258.13/x
  3. Step 3: Cross multiply
    36,218.65x = 54,328.42 × 11,258.13
  4. Step 4: Simplify right side
    36,218.65x = 611,636,415.05
  5. Step 5: Solve for x
    x = 611,636,415.05/36,218.65
  6. Step 6: Final answer
    x = 16,887.33

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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.