Home / 45,011.22-67,500.62-15,421.11

Finding the Fourth Proportional to 45,011.22, 67,500.62 and 15,421.11

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Solution

The fourth proportional to 45,011.22, 67,500.62 and 15,421.11 is: 23,126.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,011.22 : 67,500.62 = 15,421.11 : x
  2. Step 2: Convert to fraction form
    45,011.22/67,500.62 = 15,421.11/x
  3. Step 3: Cross multiply
    45,011.22x = 67,500.62 × 15,421.11
  4. Step 4: Simplify right side
    45,011.22x = 1,040,934,486.09
  5. Step 5: Solve for x
    x = 1,040,934,486.09/45,011.22
  6. Step 6: Final answer
    x = 23,126.11

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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.