Home / 13,254.96-19,882.32-6,308.40

Finding the Fourth Proportional to 13,254.96, 19,882.32 and 6,308.40

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Solution

The fourth proportional to 13,254.96, 19,882.32 and 6,308.40 is: 9,462.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.96 : 19,882.32 = 6,308.40 : x
  2. Step 2: Convert to fraction form
    13,254.96/19,882.32 = 6,308.40/x
  3. Step 3: Cross multiply
    13,254.96x = 19,882.32 × 6,308.40
  4. Step 4: Simplify right side
    13,254.96x = 125,425,627.49
  5. Step 5: Solve for x
    x = 125,425,627.49/13,254.96
  6. Step 6: Final answer
    x = 9,462.54

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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.