Home / 36,602.64-54,933.12-14,421.60

Finding the Fourth Proportional to 36,602.64, 54,933.12 and 14,421.60

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Solution

The fourth proportional to 36,602.64, 54,933.12 and 14,421.60 is: 21,643.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,602.64 : 54,933.12 = 14,421.60 : x
  2. Step 2: Convert to fraction form
    36,602.64/54,933.12 = 14,421.60/x
  3. Step 3: Cross multiply
    36,602.64x = 54,933.12 × 14,421.60
  4. Step 4: Simplify right side
    36,602.64x = 792,223,483.39
  5. Step 5: Solve for x
    x = 792,223,483.39/36,602.64
  6. Step 6: Final answer
    x = 21,643.89

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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.