Home / 67,941.12-101,911.55-18,026.22

Finding the Fourth Proportional to 67,941.12, 101,911.55 and 18,026.22

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Solution

The fourth proportional to 67,941.12, 101,911.55 and 18,026.22 is: 27,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,941.12 : 101,911.55 = 18,026.22 : x
  2. Step 2: Convert to fraction form
    67,941.12/101,911.55 = 18,026.22/x
  3. Step 3: Cross multiply
    67,941.12x = 101,911.55 × 18,026.22
  4. Step 4: Simplify right side
    67,941.12x = 1,837,080,020.84
  5. Step 5: Solve for x
    x = 1,837,080,020.84/67,941.12
  6. Step 6: Final answer
    x = 27,039.30

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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.