Home / 32,148.31-48,199.09-13,433.69

Finding the Fourth Proportional to 32,148.31, 48,199.09 and 13,433.69

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Solution

The fourth proportional to 32,148.31, 48,199.09 and 13,433.69 is: 20,140.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,148.31 : 48,199.09 = 13,433.69 : x
  2. Step 2: Convert to fraction form
    32,148.31/48,199.09 = 13,433.69/x
  3. Step 3: Cross multiply
    32,148.31x = 48,199.09 × 13,433.69
  4. Step 4: Simplify right side
    32,148.31x = 647,491,633.34
  5. Step 5: Solve for x
    x = 647,491,633.34/32,148.31
  6. Step 6: Final answer
    x = 20,140.77

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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.