Home / 45,118.53-67,676.99-15,535.71

Finding the Fourth Proportional to 45,118.53, 67,676.99 and 15,535.71

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Solution

The fourth proportional to 45,118.53, 67,676.99 and 15,535.71 is: 23,303.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,118.53 : 67,676.99 = 15,535.71 : x
  2. Step 2: Convert to fraction form
    45,118.53/67,676.99 = 15,535.71/x
  3. Step 3: Cross multiply
    45,118.53x = 67,676.99 × 15,535.71
  4. Step 4: Simplify right side
    45,118.53x = 1,051,410,012.63
  5. Step 5: Solve for x
    x = 1,051,410,012.63/45,118.53
  6. Step 6: Final answer
    x = 23,303.29

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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.