Home / 45,119.22-67,676.34-15,536.40

Finding the Fourth Proportional to 45,119.22, 67,676.34 and 15,536.40

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Solution

The fourth proportional to 45,119.22, 67,676.34 and 15,536.40 is: 23,303.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,119.22 : 67,676.34 = 15,536.40 : x
  2. Step 2: Convert to fraction form
    45,119.22/67,676.34 = 15,536.40/x
  3. Step 3: Cross multiply
    45,119.22x = 67,676.34 × 15,536.40
  4. Step 4: Simplify right side
    45,119.22x = 1,051,446,688.78
  5. Step 5: Solve for x
    x = 1,051,446,688.78/45,119.22
  6. Step 6: Final answer
    x = 23,303.74

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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.