Home / 36,582.58-54,871.13-13,209.02

Finding the Fourth Proportional to 36,582.58, 54,871.13 and 13,209.02

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Solution

The fourth proportional to 36,582.58, 54,871.13 and 13,209.02 is: 19,812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,582.58 : 54,871.13 = 13,209.02 : x
  2. Step 2: Convert to fraction form
    36,582.58/54,871.13 = 13,209.02/x
  3. Step 3: Cross multiply
    36,582.58x = 54,871.13 × 13,209.02
  4. Step 4: Simplify right side
    36,582.58x = 724,793,612.26
  5. Step 5: Solve for x
    x = 724,793,612.26/36,582.58
  6. Step 6: Final answer
    x = 19,812.54

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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.