Home / 12,551.46-18,832.56-6,308.22

Finding the Fourth Proportional to 12,551.46, 18,832.56 and 6,308.22

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Solution

The fourth proportional to 12,551.46, 18,832.56 and 6,308.22 is: 9,465.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,551.46 : 18,832.56 = 6,308.22 : x
  2. Step 2: Convert to fraction form
    12,551.46/18,832.56 = 6,308.22/x
  3. Step 3: Cross multiply
    12,551.46x = 18,832.56 × 6,308.22
  4. Step 4: Simplify right side
    12,551.46x = 118,799,931.64
  5. Step 5: Solve for x
    x = 118,799,931.64/12,551.46
  6. Step 6: Final answer
    x = 9,465.03

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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.