Home / 40,308.72-60,453.36-12,606.72

Finding the Fourth Proportional to 40,308.72, 60,453.36 and 12,606.72

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Solution

The fourth proportional to 40,308.72, 60,453.36 and 12,606.72 is: 18,907.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,308.72 : 60,453.36 = 12,606.72 : x
  2. Step 2: Convert to fraction form
    40,308.72/60,453.36 = 12,606.72/x
  3. Step 3: Cross multiply
    40,308.72x = 60,453.36 × 12,606.72
  4. Step 4: Simplify right side
    40,308.72x = 762,118,582.58
  5. Step 5: Solve for x
    x = 762,118,582.58/40,308.72
  6. Step 6: Final answer
    x = 18,907.04

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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.