Home / 11,069.20-16,603.80-10,224.40

Finding the Fourth Proportional to 11,069.20, 16,603.80 and 10,224.40

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Solution

The fourth proportional to 11,069.20, 16,603.80 and 10,224.40 is: 15,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,069.20 : 16,603.80 = 10,224.40 : x
  2. Step 2: Convert to fraction form
    11,069.20/16,603.80 = 10,224.40/x
  3. Step 3: Cross multiply
    11,069.20x = 16,603.80 × 10,224.40
  4. Step 4: Simplify right side
    11,069.20x = 169,763,892.72
  5. Step 5: Solve for x
    x = 169,763,892.72/11,069.20
  6. Step 6: Final answer
    x = 15,336.60

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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.