Home / 11,232.20-16,848.30-9,045.20

Finding the Fourth Proportional to 11,232.20, 16,848.30 and 9,045.20

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Solution

The fourth proportional to 11,232.20, 16,848.30 and 9,045.20 is: 13,567.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.20 : 16,848.30 = 9,045.20 : x
  2. Step 2: Convert to fraction form
    11,232.20/16,848.30 = 9,045.20/x
  3. Step 3: Cross multiply
    11,232.20x = 16,848.30 × 9,045.20
  4. Step 4: Simplify right side
    11,232.20x = 152,396,243.16
  5. Step 5: Solve for x
    x = 152,396,243.16/11,232.20
  6. Step 6: Final answer
    x = 13,567.80

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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.