Home / 13,233.20-19,849.80-8,567.60

Finding the Fourth Proportional to 13,233.20, 19,849.80 and 8,567.60

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Solution

The fourth proportional to 13,233.20, 19,849.80 and 8,567.60 is: 12,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.20 : 19,849.80 = 8,567.60 : x
  2. Step 2: Convert to fraction form
    13,233.20/19,849.80 = 8,567.60/x
  3. Step 3: Cross multiply
    13,233.20x = 19,849.80 × 8,567.60
  4. Step 4: Simplify right side
    13,233.20x = 170,065,146.48
  5. Step 5: Solve for x
    x = 170,065,146.48/13,233.20
  6. Step 6: Final answer
    x = 12,851.40

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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.