Home / 30,043.90-41,460.06-18,113.77

Finding the Fourth Proportional to 30,043.90, 41,460.06 and 18,113.77

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Solution

The fourth proportional to 30,043.90, 41,460.06 and 18,113.77 is: 24,996.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,043.90 : 41,460.06 = 18,113.77 : x
  2. Step 2: Convert to fraction form
    30,043.90/41,460.06 = 18,113.77/x
  3. Step 3: Cross multiply
    30,043.90x = 41,460.06 × 18,113.77
  4. Step 4: Simplify right side
    30,043.90x = 750,997,991.03
  5. Step 5: Solve for x
    x = 750,997,991.03/30,043.90
  6. Step 6: Final answer
    x = 24,996.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.