Home / 35,630.77-53,454.25-18,982.03

Finding the Fourth Proportional to 35,630.77, 53,454.25 and 18,982.03

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Solution

The fourth proportional to 35,630.77, 53,454.25 and 18,982.03 is: 28,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,630.77 : 53,454.25 = 18,982.03 : x
  2. Step 2: Convert to fraction form
    35,630.77/53,454.25 = 18,982.03/x
  3. Step 3: Cross multiply
    35,630.77x = 53,454.25 × 18,982.03
  4. Step 4: Simplify right side
    35,630.77x = 1,014,669,909.86
  5. Step 5: Solve for x
    x = 1,014,669,909.86/35,630.77
  6. Step 6: Final answer
    x = 28,477.35

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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.